diff --git a/src/app/admin/admin-ldn-services/admin-ldn-services.module.ts b/src/app/admin/admin-ldn-services/admin-ldn-services.module.ts
index 1fd67d53b9..c3642ea88d 100644
--- a/src/app/admin/admin-ldn-services/admin-ldn-services.module.ts
+++ b/src/app/admin/admin-ldn-services/admin-ldn-services.module.ts
@@ -6,6 +6,7 @@ import { SharedModule } from '../../shared/shared.module';
 import { LdnServiceNewComponent } from './ldn-service-new/ldn-service-new.component';
 import { LdnServiceFormComponent } from './ldn-service-form/ldn-service-form.component';
 import { LdnServiceFormEditComponent } from './ldn-service-form-edit/ldn-service-form-edit.component';
+import { FormsModule } from '@angular/forms';
 
 
 
@@ -14,6 +15,7 @@ import { LdnServiceFormEditComponent } from './ldn-service-form-edit/ldn-service
     CommonModule,
     SharedModule,
     AdminLdnServicesRoutingModule,
+    FormsModule
   ],
   declarations: [
     LdnServicesOverviewComponent,
diff --git a/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.html b/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.html
index 516dce4137..988e0a53a1 100644
--- a/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.html
+++ b/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.html
@@ -112,7 +112,7 @@
 
 
         <div class="col-sm-1">
-          <button (click)="removeInboundPattern(i)" class="btn btn-outline-dark trash-button ml-2">
+          <button type="button" (click)="removeInboundPattern(i)" class="btn btn-outline-dark trash-button ml-2">
             <i class="fas fa-trash"></i>
           </button>
         </div>
@@ -176,7 +176,7 @@
         </div>
 
         <div class="col-sm-1">
-          <button (click)="removeOutboundPattern(i)" class="btn btn-outline-dark trash-button ml-2">
+          <button type="button" (click)="removeOutboundPattern(i)" class="btn btn-outline-dark trash-button ml-2">
             <i class="fas fa-trash"></i>
           </button>
         </div>
@@ -215,7 +215,7 @@
         {{ 'service.overview.delete.body' | translate }}
       </div>
       <div class="mt-4">
-        <button (click)="this.createService()"
+        <button (click)="this.patchService()"
                 class="btn btn-primary mr-2 custom-btn">{{ 'service.detail.update' | translate }}</button>
         <button (click)="closeModal()" class="btn btn-danger"
                 id="delete-confirm">{{ 'service.detail.return' | translate }}
diff --git a/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.ts b/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.ts
index 09b37ca459..bd184ea174 100644
--- a/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.ts
+++ b/src/app/admin/admin-ldn-services/ldn-service-form-edit/ldn-service-form-edit.component.ts
@@ -1,396 +1,381 @@
-import { ChangeDetectorRef, Component, Input, TemplateRef, ViewChild } from '@angular/core';
+import { ChangeDetectorRef, Component, Input, OnInit, TemplateRef, ViewChild } from '@angular/core';
 import { FormArray, FormBuilder, FormGroup, Validators } from '@angular/forms';
 import { LDN_SERVICE } from '../ldn-services-model/ldn-service.resource-type';
-import { Router } from '@angular/router';
-import { HttpClient } from '@angular/common/http';
+import { ActivatedRoute, Router } from '@angular/router';
 import { LdnDirectoryService } from '../ldn-services-services/ldn-directory.service';
 import { LdnServicesService } from '../ldn-services-data/ldn-services-data.service';
-import { LdnServiceConstraint } from '../ldn-services-model/ldn-service-constraint.model';
 import { notifyPatterns } from '../ldn-services-patterns/ldn-service-coar-patterns';
-import { ActivatedRoute } from '@angular/router';
 import { animate, state, style, transition, trigger } from '@angular/animations';
 import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
 import { NotificationsService } from '../../../shared/notifications/notifications.service';
 import { TranslateService } from '@ngx-translate/core';
+import { LdnService } from '../ldn-services-model/ldn-services.model';
+import { RemoteData } from 'src/app/core/data/remote-data';
+import { Operation } from 'fast-json-patch';
+import { getFirstCompletedRemoteData } from '../../../core/shared/operators';
 
 @Component({
-    selector: 'ds-ldn-service-form-edit',
-    templateUrl: './ldn-service-form-edit.component.html',
-    styleUrls: ['./ldn-service-form-edit.component.scss'],
-    animations: [
-        trigger('toggleAnimation', [
-            state('true', style({})),
-            state('false', style({})),
-            transition('true <=> false', animate('300ms ease-in')),
-        ]),
-    ],
+  selector: 'ds-ldn-service-form-edit',
+  templateUrl: './ldn-service-form-edit.component.html',
+  styleUrls: ['./ldn-service-form-edit.component.scss'],
+  animations: [
+    trigger('toggleAnimation', [
+      state('true', style({})),
+      state('false', style({})),
+      transition('true <=> false', animate('300ms ease-in')),
+    ]),
+  ],
 })
-export class LdnServiceFormEditComponent {
-    formModel: FormGroup;
-    @ViewChild('confirmModal', {static: true}) confirmModal: TemplateRef<any>;
+export class LdnServiceFormEditComponent implements OnInit {
+  formModel: FormGroup;
+  @ViewChild('confirmModal', {static: true}) confirmModal: TemplateRef<any>;
 
-    showItemFilterDropdown = false;
+  public inboundPatterns: object[] = notifyPatterns;
+  public outboundPatterns: object[] = notifyPatterns;
+  public itemFilterList: any[];
+  @Input() public name: string;
+  @Input() public description: string;
+  @Input() public url: string;
+  @Input() public ldnUrl: string;
+  @Input() public inboundPattern: string;
+  @Input() public outboundPattern: string;
+  @Input() public constraint: string;
+  @Input() public automatic: boolean;
+  @Input() public headerKey: string;
+  private originalInboundPatterns: any[] = [];
+  private originalOutboundPatterns: any[] = [];
+  private modalRef: any;
+  private service: LdnService;
+  protected serviceId: string;
 
-    private originalInboundPatterns: any[] = [];
-    private originalOutboundPatterns: any[] = [];
-    public inboundPatterns: object[] = notifyPatterns;
-    public outboundPatterns: object[] = notifyPatterns;
-    public itemFilterList: LdnServiceConstraint[];
-    private modalRef: any;
+  constructor(
+    protected ldnServicesService: LdnServicesService,
+    private ldnDirectoryService: LdnDirectoryService,
+    private formBuilder: FormBuilder,
+    private router: Router,
+    private route: ActivatedRoute,
+    private cdRef: ChangeDetectorRef,
+    protected modalService: NgbModal,
+    private notificationService: NotificationsService,
+    private translateService: TranslateService,
+  ) {
 
-    @Input() public name: string;
-    @Input() public description: string;
-    @Input() public url: string;
-    @Input() public ldnUrl: string;
-    @Input() public inboundPattern: string;
-    @Input() public outboundPattern: string;
-    @Input() public constraint: string;
-    @Input() public automatic: boolean;
+    this.formModel = this.formBuilder.group({
+      id: [''],
+      name: ['', Validators.required],
+      description: ['', Validators.required],
+      url: ['', Validators.required],
+      ldnUrl: ['', Validators.required],
+      inboundPattern: [''],
+      outboundPattern: [''],
+      constraintPattern: [''],
+      enabled: [''],
+      notifyServiceInboundPatterns: this.formBuilder.array([this.createInboundPatternFormGroup()]),
+      notifyServiceOutboundPatterns: this.formBuilder.array([this.createOutboundPatternFormGroup()]),
+      type: LDN_SERVICE.value,
+    });
+  }
 
-    @Input() public headerKey: string;
-    private serviceId: string;
+  ngOnInit(): void {
+    this.route.params.subscribe((params) => {
+      this.serviceId = params.serviceId;
+      if (this.serviceId) {
+        this.fetchServiceData(this.serviceId);
+      }
+    });
+    this.ldnDirectoryService.getItemFilters().subscribe((itemFilters) => {
+      this.itemFilterList = itemFilters._embedded.itemfilters.map((filter: { id: string; }) => ({
+        name: filter.id
+      }));
+      this.cdRef.detectChanges();
+    });
+  }
 
-    constructor(
-        private ldnServicesService: LdnServicesService,
-        private ldnDirectoryService: LdnDirectoryService,
-        private formBuilder: FormBuilder,
-        private http: HttpClient,
-        private router: Router,
-        private route: ActivatedRoute,
-        private cdRef: ChangeDetectorRef,
-        protected modalService: NgbModal,
-        private notificationService: NotificationsService,
-        private translateService: TranslateService,
+  fetchServiceData(serviceId: string): void {
+    this.ldnServicesService.findById(serviceId).pipe(
+        getFirstCompletedRemoteData()
+    ).subscribe(
+      (data: RemoteData<LdnService>) => {
+        if (data.hasSucceeded) {
+          this.service = data.payload;
 
-    ) {
+          console.log(this.service);
 
-        this.formModel = this.formBuilder.group({
-            id: [''],
-            name: ['', Validators.required],
-            description: ['', Validators.required],
-            url: ['', Validators.required],
-            ldnUrl: ['', Validators.required],
-            inboundPattern: [''],
-            outboundPattern: [''],
-            constraintPattern: [''],
-            enabled: [''],
-            notifyServiceInboundPatterns: this.formBuilder.array([this.createInboundPatternFormGroup()]),
-            notifyServiceOutboundPatterns: this.formBuilder.array([this.createOutboundPatternFormGroup()]),
-            type: LDN_SERVICE.value,
-        });
-    }
+          this.formModel.patchValue({
+            id: this.service.id,
+            name: this.service.name,
+            description: this.service.description,
+            url: this.service.url,
+            ldnUrl: this.service.ldnUrl,
+            type: this.service.type,
+            enabled: this.service.enabled
+          });
 
-    ngOnInit(): void {
-        this.route.params.subscribe((params) => {
-            this.serviceId = params.serviceId;
-            if (this.serviceId) {
-                this.fetchServiceData(this.serviceId);
-            }
-        });
-        this.ldnDirectoryService.getItemFilters().subscribe((itemFilters) => {
-            this.itemFilterList = itemFilters._embedded.itemfilters.map((filter: { id: string; }) => ({
-                name: filter.id
-            }));
+          const inboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
+          inboundPatternsArray.clear();
+
+          this.service.notifyServiceInboundPatterns.forEach((pattern: any) => {
+            const patternFormGroup = this.initializeInboundPatternFormGroup();
+            patternFormGroup.patchValue(pattern);
+            inboundPatternsArray.push(patternFormGroup);
             this.cdRef.detectChanges();
+          });
 
-        });
-    }
+          const outboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
+          outboundPatternsArray.clear();
 
-    private getOriginalPattern(formArrayName: string, patternId: number): any {
-        let originalPatterns: any[] = [];
+          this.service.notifyServiceOutboundPatterns.forEach((pattern: any) => {
+            const patternFormGroup = this.initializeOutboundPatternFormGroup();
+            patternFormGroup.patchValue(pattern);
+            outboundPatternsArray.push(patternFormGroup);
 
-        if (formArrayName === 'notifyServiceInboundPatterns') {
-            originalPatterns = this.originalInboundPatterns;
-        } else if (formArrayName === 'notifyServiceOutboundPatterns') {
-            originalPatterns = this.originalOutboundPatterns;
+            this.cdRef.detectChanges();
+          });
+          this.originalInboundPatterns = [...this.service.notifyServiceInboundPatterns];
+          this.originalOutboundPatterns = [...this.service.notifyServiceOutboundPatterns];
+        } else {
+          console.error('Error fetching service data:', data.errorMessage);
         }
+      },
+      (error) => {
+        console.error('Error fetching service data:', error);
+      }
+    );
+  }
 
-        return originalPatterns.find((pattern) => pattern.id === patternId);
+  generatePatchOperations(): any[] {
+    const patchOperations: any[] = [];
+
+    this.createReplaceOperation(patchOperations, 'name', '/name');
+    this.createReplaceOperation(patchOperations, 'description', '/description');
+    this.createReplaceOperation(patchOperations, 'ldnUrl', '/ldnurl');
+    this.createReplaceOperation(patchOperations, 'url', '/url');
+
+    this.handlePatterns(patchOperations, 'notifyServiceInboundPatterns');
+
+    this.handlePatterns(patchOperations, 'notifyServiceOutboundPatterns');
+
+    return patchOperations;
+  }
+
+  submitForm() {
+    this.openConfirmModal(this.confirmModal);
+  }
+
+  addInboundPattern() {
+    const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
+    notifyServiceInboundPatternsArray.push(this.createInboundPatternFormGroup());
+  }
+
+  removeInboundPattern(index: number): void {
+    const patternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
+    const patternGroup = patternsArray.at(index) as FormGroup;
+    const patternValue = patternGroup.value;
+
+    if (index < 0 || index >= patternsArray.length || patternValue.isNew) {
+      patternsArray.removeAt(index);
+      return;
     }
 
-    private patternsAreEqual(patternA: any, patternB: any): boolean {
-        return (
-            patternA.pattern === patternB.pattern &&
-            patternA.constraint === patternB.constraint &&
-            patternA.automatic === patternB.automatic
-        );
-    }
+    const patchOperation: Operation = {
+      op: 'remove',
+      path: `notifyServiceInboundPatterns[${index}]`
+    };
 
-    fetchServiceData(serviceId: string): void {
-        const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${serviceId}`;
-
-        this.http.get(apiUrl).subscribe(
-            (data: any) => {
-                console.log(data);
-
-                this.formModel.patchValue({
-                    id: data.id,
-                    name: data.name,
-                    description: data.description,
-                    url: data.url,
-                    ldnUrl: data.ldnUrl,
-                    type: data.type,
-                    enabled: data.enabled
-                });
-
-                const inboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
-                inboundPatternsArray.clear(); // Clear existing rows
-
-                data.notifyServiceInboundPatterns.forEach((pattern: any) => {
-                    console.log(pattern);
-                    const patternFormGroup = this.initializeInboundPatternFormGroup();
-                    console.log();
-                    patternFormGroup.patchValue(pattern);
-                    inboundPatternsArray.push(patternFormGroup);
-                    this.cdRef.detectChanges();
-                });
-
-                const outboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
-                outboundPatternsArray.clear();
-
-                data.notifyServiceOutboundPatterns.forEach((pattern: any) => {
-                    const patternFormGroup = this.initializeOutboundPatternFormGroup();
-                    patternFormGroup.patchValue(pattern);
-                    outboundPatternsArray.push(patternFormGroup);
-
-                    this.cdRef.detectChanges();
-                });
-                this.originalInboundPatterns = [...data.notifyServiceInboundPatterns];
-
-                this.originalOutboundPatterns = [...data.notifyServiceOutboundPatterns];
-            },
-            (error) => {
-                console.error('Error fetching service data:', error);
-            }
-        );
-    }
-
-
-    generatePatchOperations(): any[] {
-        const patchOperations: any[] = [];
-
-        this.addReplaceOperation(patchOperations, 'name', '/name');
-        this.addReplaceOperation(patchOperations, 'description', '/description');
-        this.addReplaceOperation(patchOperations, 'ldnUrl', '/ldnurl');
-        this.addReplaceOperation(patchOperations, 'url', '/url');
-
-        this.handlePatterns(patchOperations, 'notifyServiceInboundPatterns');
-
-        this.handlePatterns(patchOperations, 'notifyServiceOutboundPatterns');
-
-        return patchOperations;
-    }
-
-    private addReplaceOperation(patchOperations: any[], formControlName: string, path: string): void {
-        if (this.formModel.get(formControlName).dirty) {
-            patchOperations.push({
-                op: 'replace',
-                path,
-                value: this.formModel.get(formControlName).value,
-            });
+    this.ldnServicesService.patch(this.service, [patchOperation]).pipe(
+        getFirstCompletedRemoteData()
+    ).subscribe(
+        (data: RemoteData<LdnService>) => {
+          if (data.hasSucceeded) {
+            this.notificationService.success(this.translateService.get('ldn-service.notification.remove-inbound-pattern.success.title'),
+                this.translateService.get('ldn-service.notification.remove-inbound-pattern.success.content'));
+          } else {
+            this.notificationService.error(this.translateService.get('ldn-service.notification.remove-inbound-pattern.error.title'),
+                this.translateService.get('ldn-service.notification.remove-inbound-pattern.error.content'));
+          }
+          patternsArray.removeAt(index);
+          this.cdRef.detectChanges();
+        },
+        (error) => {
+          console.error('Error removing pattern:', error);
         }
+    );
+  }
+
+
+
+  addOutboundPattern() {
+    const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
+    notifyServiceOutboundPatternsArray.push(this.createOutboundPatternFormGroup());
+  }
+
+  removeOutboundPattern(index: number): void {
+    const patternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
+    const patternGroup = patternsArray.at(index) as FormGroup;
+    const patternValue = patternGroup.value;
+
+    if (index < 0 || index >= patternsArray.length || patternValue.isNew) {
+      patternsArray.removeAt(index);
+      return;
     }
 
-    private handlePatterns(patchOperations: any[], formArrayName: string): void {
-        const patternsArray = this.formModel.get(formArrayName) as FormArray;
+    const patchOperation: Operation = {
+      op: 'remove',
+      path: `notifyServiceOutboundPatterns[${index}]`
+    };
 
-        if (patternsArray.dirty) {
-            for (let i = 0; i < patternsArray.length; i++) {
-                const patternGroup = patternsArray.at(i) as FormGroup;
-                const patternValue = patternGroup.value;
-
-                if (patternValue.isNew) {
-                  console.log(this.getOriginalPatternsForFormArray(formArrayName));
-                  console.log(patternGroup);
-                  delete patternValue.isNew;
-                    const addOperation = {
-                        op: 'add',
-                        path: `${formArrayName}/-`,
-                        value: patternValue,
-                    };
-                    patchOperations.push(addOperation);
-                } else if (patternGroup.dirty) {
-                    const replaceOperation = {
-                        op: 'replace',
-                        path: `${formArrayName}[${i}]`,
-                        value: patternValue,
-                    };
-                    patchOperations.push(replaceOperation);
-                    console.log(patternValue.id);
-                }
-            }
-        }
-    }
-
-    private getOriginalPatternsForFormArray(formArrayName: string): any[] {
-        if (formArrayName === 'notifyServiceInboundPatterns') {
-            return this.originalInboundPatterns;
-        } else if (formArrayName === 'notifyServiceOutboundPatterns') {
-            return this.originalOutboundPatterns;
-        }
-        return [];
-    }
-
-    submitForm() {
-        this.openConfirmModal(this.confirmModal);
-    }
-
-
-    addInboundPattern() {
-        const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
-        notifyServiceInboundPatternsArray.push(this.createInboundPatternFormGroup());
-    }
-
-    removeInboundPattern(index: number) {
-        const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
-        if (index >= 0 && index < notifyServiceInboundPatternsArray.length) {
-            const serviceId = this.formModel.get('id').value;
-
-            const patchOperation = [
-                {
-                    op: 'remove',
-                    path: `notifyServiceInboundPatterns[${index}]`
-                }
-            ];
-
-            const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${serviceId}`;
-
-            this.http.patch(apiUrl, patchOperation).subscribe(
-                (response) => {
-                    console.log('Pattern removed successfully:', response);
-
-                    notifyServiceInboundPatternsArray.removeAt(index);
-                },
-                (error) => {
-                    console.error('Error removing pattern:', error);
-                }
-            );
-        }
-    }
-
-    addOutboundPattern() {
-        const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
-        notifyServiceOutboundPatternsArray.push(this.createOutboundPatternFormGroup());
-    }
-
-    removeOutboundPattern(index: number) {
-        const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
-        if (index >= 0 && index < notifyServiceOutboundPatternsArray.length) {
-            const serviceId = this.formModel.get('id').value;
-
-
-            const patchOperation = [
-                {
-                    op: 'remove',
-                    path: `notifyServiceOutboundPatterns[${index}]`
-                }
-            ];
-
-            const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${serviceId}`;
-
-            this.http.patch(apiUrl, patchOperation).subscribe(
-                (response) => {
-                    console.log('Pattern removed successfully:', response);
-
-                    notifyServiceOutboundPatternsArray.removeAt(index);
-                },
-                (error) => {
-                    console.error('Error removing pattern:', error);
-                }
-            );
-        }
-    }
-
-    private sendBack() {
-        this.router.navigateByUrl('admin/ldn/services');
-    }
-
-    private createOutboundPatternFormGroup(): FormGroup {
-        return this.formBuilder.group({
-            pattern: '',
-            constraint: '',
-            isNew: true,
-        });
-    }
-
-    private createInboundPatternFormGroup(): FormGroup {
-        return this.formBuilder.group({
-            pattern: '',
-            constraint: '',
-            automatic: '',
-            isNew: true
-        });
-    }
-
-    private initializeOutboundPatternFormGroup(): FormGroup {
-        return this.formBuilder.group({
-            pattern: '',
-            constraint: '',
-        });
-    }
-
-    private initializeInboundPatternFormGroup(): FormGroup {
-        return this.formBuilder.group({
-            pattern: '',
-            constraint: '',
-            automatic: '',
-        });
-    }
-
-    toggleAutomatic(i: number) {
-        const automaticControl = this.formModel.get(`notifyServiceInboundPatterns.${i}.automatic`);
-        if (automaticControl) {
-            automaticControl.setValue(!automaticControl.value);
+    this.ldnServicesService.patch(this.service, [patchOperation]).pipe(
+        getFirstCompletedRemoteData()
+    ).subscribe(
+        (data: RemoteData<LdnService>) => {
+          if (data.hasSucceeded) {
+            this.notificationService.success(this.translateService.get('ldn-service.notification.remove-outbound-pattern.success.title'),
+                this.translateService.get('ldn-service.notification.remove-outbound-pattern.success.content'));
+          } else {
+            this.notificationService.error(this.translateService.get('ldn-service.notification.remove-outbound-pattern.error.title'),
+                this.translateService.get('ldn-service.notification.remove-outbound-pattern.error.content'));
+          }
+          patternsArray.removeAt(index);
+          this.cdRef.detectChanges();
+        },
+        (error) => {
+          console.error('Error removing pattern:', error);
         }
+    );
+  }
+
+
+  toggleAutomatic(i: number) {
+    const automaticControl = this.formModel.get(`notifyServiceInboundPatterns.${i}.automatic`);
+    if (automaticControl) {
+      automaticControl.setValue(!automaticControl.value);
     }
+  }
 
   toggleEnabled() {
     const newStatus = !this.formModel.get('enabled').value;
     const serviceId = this.formModel.get('id').value;
-    const status = this.formModel.get('enabled').value;
 
-    const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${serviceId}`;
-    const patchOperation = {
+    const patchOperation: Operation = {
       op: 'replace',
       path: '/enabled',
       value: newStatus,
     };
 
-    this.http.patch(apiUrl, [patchOperation]).subscribe(
-      () => {
-        console.log('Status updated successfully.');
-        this.formModel.get('enabled').setValue(newStatus);
-        console.log(this.formModel.get('enabled'));
-        this.cdRef.detectChanges();
-      },
-      (error) => {
-        console.error('Error updating status:', error);
-      }
+    this.ldnServicesService.patch(this.service, [patchOperation]).pipe(
+        getFirstCompletedRemoteData()
+    ).subscribe(
+        () => {
+          console.log('Status updated successfully.');
+          this.formModel.get('enabled').setValue(newStatus);
+          this.cdRef.detectChanges();
+        },
+        (error) => {
+          console.error('Error updating status:', error);
+        }
     );
   }
+
+
   closeModal() {
-        this.modalRef.close();
-        this.cdRef.detectChanges();
+    this.modalRef.close();
+    this.cdRef.detectChanges();
   }
+
   openConfirmModal(content) {
-        this.modalRef = this.modalService.open(content);
+    this.modalRef = this.modalService.open(content);
   }
-  createService(){
-     const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${this.serviceId}`;
-     const patchOperations = this.generatePatchOperations();
-     this.http.patch(apiUrl, patchOperations).subscribe(
-         (response) => {
-             console.log('Service updated successfully:', response);
-             this.sendBack();
-             this.closeModal();
-             this.notificationService.success(this.translateService.get('admin.registries.services-formats.modify.success.head'),
-             this.translateService.get('admin.registries.services-formats.modify.success.content'));
-            },
-            (error) => {
-              this.notificationService.error(this.translateService.get('admin.registries.services-formats.modify.failure.head'),
+
+  patchService() {
+    const patchOperations = this.generatePatchOperations();
+
+    this.ldnServicesService.patch(this.service, patchOperations).subscribe(
+        (response) => {
+          console.log('Service updated successfully:', response);
+          this.closeModal();
+          this.sendBack();
+          this.notificationService.success(this.translateService.get('admin.registries.services-formats.modify.success.head'),
+              this.translateService.get('admin.registries.services-formats.modify.success.content'));
+        },
+        (error) => {
+          this.notificationService.error(this.translateService.get('admin.registries.services-formats.modify.failure.head'),
               this.translateService.get('admin.registries.services-formats.modify.failure.content'));
-              console.error('Error updating service:', error);
-            }
-        );
+          console.error('Error updating service:', error);
+        }
+    );
+  }
+
+  private createReplaceOperation(patchOperations: any[], formControlName: string, path: string): void {
+    if (this.formModel.get(formControlName).dirty) {
+      patchOperations.push({
+        op: 'replace',
+        path,
+        value: this.formModel.get(formControlName).value,
+      });
+    }
+  }
+
+  private handlePatterns(patchOperations: any[], formArrayName: string): void {
+    const patternsArray = this.formModel.get(formArrayName) as FormArray;
+
+    for (let i = 0; i < patternsArray.length; i++) {
+      const patternGroup = patternsArray.at(i) as FormGroup;
+      const patternValue = patternGroup.value;
+
+      if (patternGroup.dirty) {
+        if (patternValue.isNew) {
+          delete patternValue.isNew;
+          const addOperation = {
+            op: 'add',
+            path: `${formArrayName}/-`,
+            value: patternValue,
+          };
+          patchOperations.push(addOperation);
+        } else {
+          const replaceOperation = {
+            op: 'replace',
+            path: `${formArrayName}[${i}]`,
+            value: patternValue,
+          };
+          patchOperations.push(replaceOperation);
+        }
+      }
+    }
+  }
+
+  private sendBack() {
+    this.router.navigateByUrl('admin/ldn/services');
+  }
+
+  private createOutboundPatternFormGroup(): FormGroup {
+    return this.formBuilder.group({
+      pattern: '',
+      constraint: '',
+      isNew: true,
+    });
+  }
+
+  private createInboundPatternFormGroup(): FormGroup {
+    return this.formBuilder.group({
+      pattern: '',
+      constraint: '',
+      automatic: false,
+      isNew: true
+    });
+  }
+
+  private initializeOutboundPatternFormGroup(): FormGroup {
+    return this.formBuilder.group({
+      pattern: '',
+      constraint: '',
+    });
+  }
+
+  private initializeInboundPatternFormGroup(): FormGroup {
+    return this.formBuilder.group({
+      pattern: '',
+      constraint: '',
+      automatic: '',
+    });
   }
 }
diff --git a/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.html b/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.html
index 7139683812..16f6964c4b 100644
--- a/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.html
+++ b/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.html
@@ -1,4 +1,4 @@
-<form (ngSubmit)="submitForm()" [formGroup]="formModel">
+<form (ngSubmit)="onSubmit()" [formGroup]="formModel">
 
   <!-- In the name section -->
   <div class="mb-2">
diff --git a/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.ts b/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.ts
index b5a1ce8cf2..bfee1467d7 100644
--- a/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.ts
+++ b/src/app/admin/admin-ldn-services/ldn-service-form/ldn-service-form.component.ts
@@ -1,172 +1,203 @@
-import { Component, Input, OnInit } from '@angular/core';
-import { FormBuilder, FormGroup, Validators, FormArray } from '@angular/forms';
-import { HttpClient } from '@angular/common/http';
+import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core';
+import { FormArray, FormBuilder, FormGroup, Validators } from '@angular/forms';
 import { Router } from '@angular/router';
 
 import { LdnServicesService } from '../ldn-services-data/ldn-services-data.service';
-import { LdnServiceConstraint } from '../ldn-services-model/ldn-service-constraint.model';
 import { notifyPatterns } from '../ldn-services-patterns/ldn-service-coar-patterns';
 import { LdnDirectoryService } from '../ldn-services-services/ldn-directory.service';
 import { LDN_SERVICE } from '../ldn-services-model/ldn-service.resource-type';
 import { animate, state, style, transition, trigger } from '@angular/animations';
+import { getFirstCompletedRemoteData } from '../../../core/shared/operators';
+import { RemoteData } from '../../../core/data/remote-data';
+import { LdnService } from '../ldn-services-model/ldn-services.model';
+import { NotificationsService } from '../../../shared/notifications/notifications.service';
+import { TranslateService } from '@ngx-translate/core';
+
 
 @Component({
-    selector: 'ds-ldn-service-form',
-    templateUrl: './ldn-service-form.component.html',
-    styleUrls: ['./ldn-service-form.component.scss'],
-    animations: [
-        trigger('toggleAnimation', [
-            state('true', style({})), // Define animation states (empty style)
-            state('false', style({})),
-            transition('true <=> false', animate('300ms ease-in')), // Define animation transition with duration
-        ]),
-    ],
+  selector: 'ds-ldn-service-form',
+  templateUrl: './ldn-service-form.component.html',
+  styleUrls: ['./ldn-service-form.component.scss'],
+  animations: [
+    trigger('toggleAnimation', [
+      state('true', style({})),
+      state('false', style({})),
+      transition('true <=> false', animate('300ms ease-in')),
+    ]),
+  ],
 })
 export class LdnServiceFormComponent implements OnInit {
-    formModel: FormGroup;
+  formModel: FormGroup;
+
+
+  public inboundPatterns: object[] = notifyPatterns;
+  public outboundPatterns: object[] = notifyPatterns;
+  public itemFilterList: any[];
 
 
 
-    //showItemFilterDropdown = false;
+  @Input() public name: string;
+  @Input() public description: string;
+  @Input() public url: string;
+  @Input() public ldnUrl: string;
+  @Input() public inboundPattern: string;
+  @Input() public outboundPattern: string;
+  @Input() public constraint: string;
+  @Input() public automatic: boolean;
 
-    public inboundPatterns: object[] = notifyPatterns;
-    public outboundPatterns: object[] = notifyPatterns;
-    public itemFilterList: LdnServiceConstraint[];
-    //additionalOutboundPatterns: FormGroup[] = [];
-    //additionalInboundPatterns: FormGroup[] = [];
+  @Input() public headerKey: string;
+  @Output() submitForm: EventEmitter<any> = new EventEmitter();
+  @Output() cancelForm: EventEmitter<any> = new EventEmitter();
 
+  constructor(
+    private ldnServicesService: LdnServicesService,
+    private ldnDirectoryService: LdnDirectoryService,
+    private formBuilder: FormBuilder,
+    private router: Router,
+    private notificationsService: NotificationsService,
+    private translateService: TranslateService
+  ) {
 
-    //@Input() public status: boolean;
-    @Input() public name: string;
-    @Input() public description: string;
-    @Input() public url: string;
-    @Input() public ldnUrl: string;
-    @Input() public inboundPattern: string;
-    @Input() public outboundPattern: string;
-    @Input() public constraint: string;
-    @Input() public automatic: boolean;
+    this.formModel = this.formBuilder.group({
+      enabled: true,
+      id: [''],
+      name: ['', Validators.required],
+      description: [''],
+      url: ['', Validators.required],
+      ldnUrl: ['', Validators.required],
+      inboundPattern: [''],
+      outboundPattern: [''],
+      constraintPattern: [''],
+      notifyServiceInboundPatterns: this.formBuilder.array([this.createInboundPatternFormGroup()]),
+      notifyServiceOutboundPatterns: this.formBuilder.array([this.createOutboundPatternFormGroup()]),
+      type: LDN_SERVICE.value,
+    });
+  }
 
-    @Input() public headerKey: string;
+  ngOnInit(): void {
+    this.ldnDirectoryService.getItemFilters().subscribe((itemFilters) => {
+      console.log(itemFilters);
+      this.itemFilterList = itemFilters._embedded.itemfilters.map((filter: { id: string; }) => ({
+        name: filter.id
+      }));
+    });
 
-    /*
-    get notifyServiceInboundPatternsFormArray(): FormArray {
-        return  this.formModel.get('notifyServiceInboundPatterns') as FormArray;
-    }
-    */
+  }
 
-    constructor(
-        private ldnServicesService: LdnServicesService,
-        private ldnDirectoryService: LdnDirectoryService,
-        private formBuilder: FormBuilder,
-        private http: HttpClient,
-        private router: Router
-    ) {
+  /*createLdnService(values: any) {
+      this.formModel.get('name').markAsTouched();
+      this.formModel.get('url').markAsTouched();
+      this.formModel.get('ldnUrl').markAsTouched();
 
-        this.formModel = this.formBuilder.group({
-            enabled: true,
-            id: [''],
-            name: ['', Validators.required],
-            description: [''],
-            url: ['', Validators.required],
-            ldnUrl: ['', Validators.required],
-            inboundPattern: [''],
-            outboundPattern: [''],
-            constraintPattern: [''],
-            notifyServiceInboundPatterns: this.formBuilder.array([this.createInboundPatternFormGroup()]),
-            notifyServiceOutboundPatterns: this.formBuilder.array([this.createOutboundPatternFormGroup()]),
-            type: LDN_SERVICE.value,
-        });
+      const ldnServiceData = this.ldnServicesService.create(this.formModel.value);
+
+      ldnServiceData.subscribe((ldnNewService) => {
+          console.log(ldnNewService);
+          const name = ldnNewService.payload.name;
+          const url = ldnNewService.payload.url;
+          const ldnUrl = ldnNewService.payload.ldnUrl;
+
+          if (!name || !url || !ldnUrl) {
+              return;
+          }
+
+          ldnServiceData.pipe(
+              getFirstCompletedRemoteData()
+          ).subscribe((rd: RemoteData<LdnService>) => {
+              if (rd.hasSucceeded) {
+                  this.notificationsService.success(this.translateService.get('notification.created.success'));
+                  this.submitForm.emit(values);
+              } else {
+                  this.notificationsService.error(this.translateService.get('notification.created.failure', ));
+                  this.cancelForm.emit();
+              }
+          });
+      });
+  }*/
+
+  onSubmit() {
+    this.formModel.get('name').markAsTouched();
+    this.formModel.get('url').markAsTouched();
+    this.formModel.get('ldnUrl').markAsTouched();
+
+    const name = this.formModel.get('name').value;
+    const url = this.formModel.get('url').value;
+    const ldnUrl = this.formModel.get('ldnUrl').value;
+
+    if (!name || !url || !ldnUrl) {
+      return;
     }
 
-    ngOnInit(): void {
-        this.ldnDirectoryService.getItemFilters().subscribe((itemFilters) => {
-            console.log(itemFilters);
-            this.itemFilterList = itemFilters._embedded.itemfilters.map((filter: { id: string; }) => ({
-                name: filter.id
-            }));
-        });
+    const values = this.formModel.value;
 
+    const ldnServiceData = this.ldnServicesService.create(values);
+
+    ldnServiceData.pipe(
+      getFirstCompletedRemoteData()
+    ).subscribe((ldnNewService) => {
+      console.log(ldnNewService);
+    });
+
+    ldnServiceData.pipe(
+      getFirstCompletedRemoteData()
+    ).subscribe((rd: RemoteData<LdnService>) => {
+      if (rd.hasSucceeded) {
+        this.notificationsService.success(this.translateService.get('notification.created.success'));
+        this.submitForm.emit();
+        this.sendBack();
+      } else {
+        this.notificationsService.error(this.translateService.get('notification.created.failure'));
+        this.cancelForm.emit();
+      }
+    });
+
+  }
+
+  addInboundPattern() {
+    const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
+    notifyServiceInboundPatternsArray.push(this.createInboundPatternFormGroup());
+  }
+
+  removeInboundPattern(index: number) {
+    const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
+    notifyServiceInboundPatternsArray.removeAt(index);
+  }
+
+  addOutboundPattern() {
+    const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
+    notifyServiceOutboundPatternsArray.push(this.createOutboundPatternFormGroup());
+  }
+
+  removeOutboundPattern(index: number) {
+    const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
+    notifyServiceOutboundPatternsArray.removeAt(index);
+  }
+
+  toggleAutomatic(i: number) {
+    const automaticControl = this.formModel.get(`notifyServiceInboundPatterns.${i}.automatic`);
+    if (automaticControl) {
+      automaticControl.setValue(!automaticControl.value);
     }
+  }
 
-    submitForm() {
-        this.formModel.get('name').markAsTouched();
-        this.formModel.get('url').markAsTouched();
-        this.formModel.get('ldnUrl').markAsTouched();
+  private sendBack() {
+    this.router.navigateByUrl('admin/ldn/services');
+  }
 
-        const name = this.formModel.get('name').value;
-        const url = this.formModel.get('url').value;
-        const ldnUrl = this.formModel.get('ldnUrl').value;
+  private createOutboundPatternFormGroup(): FormGroup {
+    return this.formBuilder.group({
+      pattern: [''],
+      constraint: [''],
+    });
+  }
 
-        if (!name || !url || !ldnUrl) {
-            return;
-        }
-
-        this.formModel.removeControl('inboundPattern');
-        this.formModel.removeControl('outboundPattern');
-        this.formModel.removeControl('constraintPattern');
-        console.log('JSON Data:', this.formModel.value);
-
-        const apiUrl = 'http://localhost:8080/server/api/ldn/ldnservices';
-
-        this.http.post(apiUrl, this.formModel.value).subscribe(
-            (response) => {
-                console.log('Service created successfully:', response);
-                this.formModel.reset();
-                this.sendBack();
-            },
-            (error) => {
-                console.error('Error creating service:', error);
-            }
-        );
-    }
-
-
-    private sendBack() {
-        this.router.navigateByUrl('admin/ldn/services');
-    }
-
-    addInboundPattern() {
-        const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
-        notifyServiceInboundPatternsArray.push(this.createInboundPatternFormGroup());
-    }
-
-    removeInboundPattern(index: number) {
-        const notifyServiceInboundPatternsArray = this.formModel.get('notifyServiceInboundPatterns') as FormArray;
-        notifyServiceInboundPatternsArray.removeAt(index);
-    }
-
-
-    addOutboundPattern() {
-        const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
-        notifyServiceOutboundPatternsArray.push(this.createOutboundPatternFormGroup());
-    }
-
-    removeOutboundPattern(index: number) {
-        const notifyServiceOutboundPatternsArray = this.formModel.get('notifyServiceOutboundPatterns') as FormArray;
-        notifyServiceOutboundPatternsArray.removeAt(index);
-    }
-
-    private createOutboundPatternFormGroup(): FormGroup {
-        return this.formBuilder.group({
-            pattern: [''],
-            constraint: [''],
-        });
-    }
-
-    private createInboundPatternFormGroup(): FormGroup {
-        return this.formBuilder.group({
-            pattern: [''],
-            constraint: [''],
-            automatic: false
-        });
-    }
-
-    toggleAutomatic(i: number) {
-        const automaticControl = this.formModel.get(`notifyServiceInboundPatterns.${i}.automatic`);
-        if (automaticControl) {
-            automaticControl.setValue(!automaticControl.value);
-        }
-    }
+  private createInboundPatternFormGroup(): FormGroup {
+    return this.formBuilder.group({
+      pattern: [''],
+      constraint: [''],
+      automatic: false
+    });
+  }
 
 
 }
diff --git a/src/app/admin/admin-ldn-services/ldn-services-data/ldn-services-data.service.ts b/src/app/admin/admin-ldn-services/ldn-services-data/ldn-services-data.service.ts
index 09670cc064..83098f7f7c 100644
--- a/src/app/admin/admin-ldn-services/ldn-services-data/ldn-services-data.service.ts
+++ b/src/app/admin/admin-ldn-services/ldn-services-data/ldn-services-data.service.ts
@@ -1,4 +1,4 @@
- import { Injectable } from '@angular/core';
+import { Injectable } from '@angular/core';
 import { dataService } from '../../../core/data/base/data-service.decorator';
 import { LDN_SERVICE } from '../ldn-services-model/ldn-service.resource-type';
 import { IdentifiableDataService } from '../../../core/data/base/identifiable-data.service';
@@ -19,50 +19,63 @@ import { map, take } from 'rxjs/operators';
 import { URLCombiner } from '../../../core/url-combiner/url-combiner';
 import { MultipartPostRequest } from '../../../core/data/request.models';
 import { RestRequest } from '../../../core/data/rest-request.model';
-import { getFirstCompletedRemoteData } from '../../../core/shared/operators';
-import { hasValue } from '../../../shared/empty.util';
+
 
 import { LdnService } from '../ldn-services-model/ldn-services.model';
-import { LdnServiceConstraint } from '../ldn-services-model/ldn-service-constraint.model';
- import { PatchData, PatchDataImpl } from '../../../core/data/base/patch-data';
- import { ChangeAnalyzer } from '../../../core/data/change-analyzer';
+
+import { PatchData, PatchDataImpl } from '../../../core/data/base/patch-data';
+import { ChangeAnalyzer } from '../../../core/data/change-analyzer';
 import { Operation } from 'fast-json-patch';
 import { RestRequestMethod } from 'src/app/core/data/rest-request-method';
+import { CreateData, CreateDataImpl } from '../../../core/data/base/create-data';
+import { ldnServiceConstrain } from '../ldn-services-model/ldn-service.constrain.model';
+import { getFirstCompletedRemoteData } from 'src/app/core/shared/operators';
+import { hasValue } from 'src/app/shared/empty.util';
 
- @Injectable()
- @dataService(LDN_SERVICE)
- export class LdnServicesService extends IdentifiableDataService<LdnService> implements FindAllData<LdnService>, DeleteData<LdnService>, PatchData<LdnService> {
-   private findAllData: FindAllDataImpl<LdnService>;
-   private deleteData: DeleteDataImpl<LdnService>;
-   private patchData: PatchDataImpl<LdnService>;
-   private comparator: ChangeAnalyzer<LdnService>;
+@Injectable()
+@dataService(LDN_SERVICE)
+export class LdnServicesService extends IdentifiableDataService<LdnService> implements FindAllData<LdnService>, DeleteData<LdnService>, PatchData<LdnService>, CreateData<LdnService> {
+  createData: CreateDataImpl<LdnService>;
+  private findAllData: FindAllDataImpl<LdnService>;
+  private deleteData: DeleteDataImpl<LdnService>;
+  private patchData: PatchDataImpl<LdnService>;
+  private comparator: ChangeAnalyzer<LdnService>;
 
-   constructor(
-       protected requestService: RequestService,
-       protected rdbService: RemoteDataBuildService,
-       protected objectCache: ObjectCacheService,
-       protected halService: HALEndpointService,
-       protected notificationsService: NotificationsService,
-   ) {
-     super('ldnservices', requestService, rdbService, objectCache, halService);
+  constructor(
+    protected requestService: RequestService,
+    protected rdbService: RemoteDataBuildService,
+    protected objectCache: ObjectCacheService,
+    protected halService: HALEndpointService,
+    protected notificationsService: NotificationsService,
+  ) {
+    super('ldnservices', requestService, rdbService, objectCache, halService);
 
-     this.findAllData = new FindAllDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, this.responseMsToLive);
-     this.deleteData = new DeleteDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, notificationsService, this.responseMsToLive, this.constructIdEndpoint);
-     this.patchData = new PatchDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, this.comparator, this.responseMsToLive, this.constructIdEndpoint);
-   }
+    this.findAllData = new FindAllDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, this.responseMsToLive);
+    this.deleteData = new DeleteDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, notificationsService, this.responseMsToLive, this.constructIdEndpoint);
+    this.patchData = new PatchDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, this.comparator, this.responseMsToLive, this.constructIdEndpoint);
+    this.createData = new CreateDataImpl(this.linkPath, requestService, rdbService, objectCache, halService, notificationsService, this.responseMsToLive);
+  }
 
-   patch(object: LdnService, operations: Operation[]): Observable<RemoteData<LdnService>> {
-        throw new Error('Method not implemented.');
-    }
-    update(object: LdnService): Observable<RemoteData<LdnService>> {
-        throw new Error('Method not implemented.');
-    }
-    commitUpdates(method?: RestRequestMethod): void {
-        throw new Error('Method not implemented.');
-    }
-    createPatchFromCache(object: LdnService): Observable<Operation[]> {
-        throw new Error('Method not implemented.');
-    }
+
+  create(object: LdnService): Observable<RemoteData<LdnService>> {
+    return this.createData.create(object);
+  }
+
+  patch(object: LdnService, operations: Operation[]): Observable<RemoteData<LdnService>> {
+    return this.patchData.patch(object, operations);
+  }
+
+  update(object: LdnService): Observable<RemoteData<LdnService>> {
+    return this.patchData.update(object);
+  }
+
+  commitUpdates(method?: RestRequestMethod): void {
+    return this.patchData.commitUpdates(method);
+  }
+
+  createPatchFromCache(object: LdnService): Observable<Operation[]> {
+    return this.patchData.createPatchFromCache(object);
+  }
 
   findAll(options?: FindListOptions, useCachedVersionIfAvailable?: boolean, reRequestOnStale?: boolean, ...linksToFollow: FollowLinkConfig<LdnService>[]): Observable<RemoteData<PaginatedList<LdnService>>> {
     return this.findAllData.findAll(options, useCachedVersionIfAvailable, reRequestOnStale, ...linksToFollow);
@@ -76,21 +89,22 @@ import { RestRequestMethod } from 'src/app/core/data/rest-request-method';
     return this.deleteData.deleteByHref(href, copyVirtualMetadata);
   }
 
-  public invoke(serviceName: string, parameters: LdnServiceConstraint[], files: File[]): Observable<RemoteData<LdnService>> {
+  public invoke(serviceName: string, serviceId: string, parameters: ldnServiceConstrain[], files: File[]): Observable<RemoteData<LdnService>> {
     const requestId = this.requestService.generateRequestId();
     this.getBrowseEndpoint().pipe(
-        take(1),
-        map((endpoint: string) => new URLCombiner(endpoint, serviceName, 'processes').toString()),
-        map((endpoint: string) => {
-          const body = this.getInvocationFormData(parameters, files);
-          return new MultipartPostRequest(requestId, endpoint, body);
-        })
+      take(1),
+      map((endpoint: string) => new URLCombiner(endpoint, serviceName, 'processes', serviceId).toString()),
+      map((endpoint: string) => {
+        const body = this.getInvocationFormData(parameters, files);
+        return new MultipartPostRequest(requestId, endpoint, body);
+      })
     ).subscribe((request: RestRequest) => this.requestService.send(request));
 
     return this.rdbService.buildFromRequestUUID<LdnService>(requestId);
   }
 
-  private getInvocationFormData(constrain: LdnServiceConstraint[], files: File[]): FormData {
+
+  private getInvocationFormData(constrain: ldnServiceConstrain[], files: File[]): FormData {
     const form: FormData = new FormData();
     form.set('properties', JSON.stringify(constrain));
     files.forEach((file: File) => {
diff --git a/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.html b/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.html
index 4c9b3c3f04..9396ac44ae 100644
--- a/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.html
+++ b/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.html
@@ -23,12 +23,12 @@
                     </tr>
                 </thead>
                 <tbody>
-                <tr *ngFor="let ldnService of (ldnServicesRD$| async)?.payload?.page">
+                <tr *ngFor="let ldnService of (ldnServicesRD$ | async)?.payload?.page">
                     <td>{{ ldnService.name }}</td>
                     <td>{{ ldnService.description }}</td>
                     <td>
                         <span [ngClass]="{ 'status-enabled': ldnService.enabled, 'status-disabled': !ldnService.enabled }"
-                              class="status-indicator" (click)="toggleStatus(ldnService)"
+                              class="status-indicator" (click)="toggleStatus(ldnService, ldnServicesService)"
                               [title]="ldnService.enabled ? ('ldn-service.overview.table.clickToDisable' | translate) : ('ldn-service.overview.table.clickToEnable' | translate)">
                             {{ ldnService.enabled ? ('ldn-service.overview.table.enabled' | translate) : ('ldn-service.overview.table.disabled' | translate) }}
                         </span>
@@ -70,7 +70,7 @@
             <div class="mt-4">
                 <button (click)="closeModal()"
                         class="btn btn-primary mr-2">{{ 'service.detail.delete.cancel' | translate }}</button>
-                <button (click)="deleteSelected()" class="btn btn-danger"
+                <button (click)="deleteSelected(this.selectedServiceId.toString(), ldnServicesService)" class="btn btn-danger"
                         id="delete-confirm">{{ 'service.overview.delete' | translate }}
                 </button>
             </div>
diff --git a/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.ts b/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.ts
index 345f5182aa..933dff8901 100644
--- a/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.ts
+++ b/src/app/admin/admin-ldn-services/ldn-services-directory/ldn-services-directory.component.ts
@@ -1,5 +1,4 @@
-import { ChangeDetectorRef, Component, OnDestroy, OnInit, TemplateRef, ViewChild } from '@angular/core';
-import { LdnDirectoryService } from '../ldn-services-services/ldn-directory.service';
+import { ChangeDetectionStrategy, ChangeDetectorRef, Component, OnDestroy, OnInit, TemplateRef, ViewChild } from '@angular/core';
 import { Observable, Subscription } from 'rxjs';
 import { RemoteData } from '../../../core/data/remote-data';
 import { PaginatedList } from '../../../core/data/paginated-list.model';
@@ -11,170 +10,122 @@ import { LdnServicesService } from 'src/app/admin/admin-ldn-services/ldn-service
 import { PaginationService } from 'src/app/core/pagination/pagination.service';
 import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
 import { hasValue } from '../../../shared/empty.util';
-import { HttpClient } from '@angular/common/http';
-import { getFirstCompletedRemoteData } from "../../../core/shared/operators";
+import { Operation } from 'fast-json-patch';
+import { getFirstCompletedRemoteData } from '../../../core/shared/operators';
+import { NotificationsService } from '../../../shared/notifications/notifications.service';
+import { TranslateService } from '@ngx-translate/core';
+import { Router } from '@angular/router';
+
 @Component({
-    selector: 'ds-ldn-services-directory',
-    templateUrl: './ldn-services-directory.component.html',
-    styleUrls: ['./ldn-services-directory.component.scss'],
+  selector: 'ds-ldn-services-directory',
+  templateUrl: './ldn-services-directory.component.html',
+  styleUrls: ['./ldn-services-directory.component.scss'],
+  changeDetection: ChangeDetectionStrategy.Default
 })
 export class LdnServicesOverviewComponent implements OnInit, OnDestroy {
 
-    selectedServiceId: number | null = null;
-    servicesData: any[] = [];
-    @ViewChild('deleteModal', {static: true}) deleteModal: TemplateRef<any>;
-    ldnServicesRD$: Observable<RemoteData<PaginatedList<LdnService>>>;
-    config: FindListOptions = Object.assign(new FindListOptions(), {
-        elementsPerPage: 20
+  selectedServiceId: string | number | null = null;
+  servicesData: any[] = [];
+  @ViewChild('deleteModal', {static: true}) deleteModal: TemplateRef<any>;
+  ldnServicesRD$: Observable<RemoteData<PaginatedList<LdnService>>>;
+  config: FindListOptions = Object.assign(new FindListOptions(), {
+    elementsPerPage: 20
+  });
+  pageConfig: PaginationComponentOptions = Object.assign(new PaginationComponentOptions(), {
+    id: 'po',
+    pageSize: 20
+  });
+  isProcessingSub: Subscription;
+  private modalRef: any;
+
+  constructor(
+      protected ldnServicesService: LdnServicesService,
+      protected paginationService: PaginationService,
+      protected modalService: NgbModal,
+      private cdRef: ChangeDetectorRef,
+      private notificationService: NotificationsService,
+      private translateService: TranslateService,
+      private router: Router,
+  ) {
+  }
+
+  ngOnInit(): void {
+    this.setLdnServices();
+  }
+
+  setLdnServices() {
+    this.ldnServicesRD$ = this.paginationService.getFindListOptions(this.pageConfig.id, this.config).pipe(
+        switchMap((config) => this.ldnServicesService.findAll(config, true, false).pipe(
+            getFirstCompletedRemoteData()
+        ))
+    );
+
+    this.ldnServicesRD$.subscribe((rd: RemoteData<PaginatedList<LdnService>>) => {
+      console.log(rd);
+      if (rd.hasSucceeded) {
+        this.notificationService.success(this.translateService.get('notification.loaded.success'));
+      } else {
+        this.notificationService.error(this.translateService.get('notification.loaded.failure'));
+      }
     });
-    pageConfig: PaginationComponentOptions = Object.assign(new PaginationComponentOptions(), {
-        id: 'po',
-        pageSize: 20
-    });
-    isProcessingSub: Subscription;
-    private modalRef: any;
+  }
 
-
-
-
-    constructor(
-        protected processLdnService: LdnServicesService,
-        private ldnServicesService: LdnServicesService,
-        protected paginationService: PaginationService,
-        protected modalService: NgbModal,
-        public ldnDirectoryService: LdnDirectoryService,
-        private http: HttpClient,
-        private cdRef: ChangeDetectorRef
-    ) {
+  ngOnDestroy(): void {
+    this.paginationService.clearPagination(this.pageConfig.id);
+    if (hasValue(this.isProcessingSub)) {
+      this.isProcessingSub.unsubscribe();
     }
+  }
 
-    ngOnInit(): void {
-        this.setLdnServices2();
-        this.setLdnServices();
-        /*this.ldnDirectoryService.listLdnServices();*/
-        /*this.ldnServicesRD$.subscribe(data => {
-            console.log('searchByLdnUrl()', data);
-        });*/
+  openDeleteModal(content) {
+    this.modalRef = this.modalService.open(content);
+  }
 
-        /*this.ldnServicesRD$.pipe(
-            tap(data => {
-                console.log('ldnServicesRD$ data:', data);
-            })
-        ).subscribe(() => {
-            this.searchByLdnUrl();
-        });*/
+  closeModal() {
+    this.modalRef.close();
+    this.cdRef.detectChanges();
+  }
 
-    }
+  selectServiceToDelete(serviceId: number) {
+    this.selectedServiceId = serviceId;
+    this.openDeleteModal(this.deleteModal);
+  }
 
-    setLdnServices() {
-        this.ldnServicesService.findAll().pipe(getFirstCompletedRemoteData()).subscribe((remoteData) => {
-
-            if (remoteData.hasSucceeded) {
-                const ldnservices = remoteData.payload.page;
-                console.log(ldnservices);
-            } else {
-                console.error('Error fetching LDN services:', remoteData.errorMessage);
-            }
-        });
-    }
-
-    setLdnServices2() {
-        this.ldnServicesRD$ = this.paginationService.getFindListOptions(this.pageConfig.id, this.config).pipe(
-            switchMap((config) => this.ldnServicesService.findAll(config, true, false))
-
-        );
-    }
-
-    ngOnDestroy(): void {
-        this.paginationService.clearPagination(this.pageConfig.id);
-        if (hasValue(this.isProcessingSub)) {
-            this.isProcessingSub.unsubscribe();
+  deleteSelected(serviceId: string, ldnServicesService: LdnServicesService): void {
+    if (this.selectedServiceId !== null) {
+      ldnServicesService.delete(serviceId).pipe(getFirstCompletedRemoteData()).subscribe((rd: RemoteData<LdnService>) => {
+        if (rd.hasSucceeded) {
+          this.servicesData = this.servicesData.filter(service => service.id !== serviceId);
+          this.cdRef.detectChanges();
+          this.closeModal();
+          this.notificationService.success(this.translateService.get('notification.created.success'));
+        } else {
+          this.notificationService.error(this.translateService.get('notification.created.failure'));
+          this.cdRef.detectChanges();
         }
+      });
     }
-
-    openDeleteModal(content) {
-        this.modalRef = this.modalService.open(content);
-    }
-
-    closeModal() {
-        this.modalRef.close();
-        this.cdRef.detectChanges();
-    }
+  }
 
 
-    findAllServices(): void {
-        this.retrieveAll().subscribe(
-            (response) => {
-                this.servicesData = response._embedded.ldnservices;
-                console.log('ServicesData =', this.servicesData);
-                this.cdRef.detectChanges();
-            },
-            (error) => {
-                console.error('Error:', error);
-            }
-        );
-    }
-
-    retrieveAll(): Observable<any> {
-        const url = 'http://localhost:8080/server/api/ldn/ldnservices';
-        return this.http.get(url);
-    }
-
-
-
-
-    deleteSelected() {
-        if (this.selectedServiceId !== null) {
-            const deleteUrl = `http://localhost:8080/server/api/ldn/ldnservices/${this.selectedServiceId}`;
-            this.http.delete(deleteUrl).subscribe(
-                () => {
-                    this.closeModal();
-                    this.findAllServices();
-                },
-                (error) => {
-                    console.error('Error deleting service:', error);
-                }
-            );
+  toggleStatus(ldnService: any, ldnServicesService: LdnServicesService): void {
+    const newStatus = !ldnService.enabled;
+    let status = ldnService.enabled;
+    const patchOperation: Operation = {
+      op: 'replace',
+      path: '/enabled',
+      value: newStatus,
+    };
+    ldnServicesService.patch(ldnService, [patchOperation]).pipe(getFirstCompletedRemoteData()).subscribe(
+        () => {
+          if (status !== newStatus) {
+            this.notificationService.success(this.translateService.get('ldn-enable-service.notification.success.title'),
+                this.translateService.get('ldn-enable-service.notification.success.content'));
+          } else {
+            this.notificationService.error(this.translateService.get('ldn-enable-service.notification.error.title'),
+                this.translateService.get('ldn-enable-service.notification.error.content'));
+          }
         }
-    }
-
-    selectServiceToDelete(serviceId: number) {
-        this.selectedServiceId = serviceId;
-        this.openDeleteModal(this.deleteModal);
-    }
-
-    toggleStatus(ldnService: any): void {
-        const newStatus = !ldnService.enabled;
-
-        const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${ldnService.id}`;
-        const patchOperation = {
-            op: 'replace',
-            path: '/enabled',
-            value: newStatus,
-        };
-
-        this.http.patch(apiUrl, [patchOperation]).subscribe(
-            () => {
-                console.log('Status updated successfully.');
-                ldnService.enabled = newStatus;
-                this.cdRef.detectChanges();
-            },
-            (error) => {
-                console.error('Error updating status:', error);
-            }
-        );
-    }
-
-    fetchServiceData(serviceId: string): void {
-        const apiUrl = `http://localhost:8080/server/api/ldn/ldnservices/${serviceId}`;
-
-        this.http.get(apiUrl).subscribe(
-            (data: any) => {
-                console.log(data);
-            },
-            (error) => {
-                console.error('Error fetching service data:', error);
-            }
-        );
-    }
+    );
+  }
 }
diff --git a/src/app/admin/admin-ldn-services/ldn-services-guard/ldn-services-guard.service.ts b/src/app/admin/admin-ldn-services/ldn-services-guard/ldn-services-guard.service.ts
index 85235b4370..21123ede4a 100644
--- a/src/app/admin/admin-ldn-services/ldn-services-guard/ldn-services-guard.service.ts
+++ b/src/app/admin/admin-ldn-services/ldn-services-guard/ldn-services-guard.service.ts
@@ -1,7 +1,7 @@
 import { Injectable } from '@angular/core';
 import { ActivatedRouteSnapshot, CanActivate, Router, RouterStateSnapshot, UrlTree } from '@angular/router';
 import { Observable } from 'rxjs';
-import { map } from 'rxjs/operators';
+
 
 @Injectable({
   providedIn: 'root'
diff --git a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service-constraint.model.ts b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service-constraint.model.ts
deleted file mode 100644
index 704a3e7d8c..0000000000
--- a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service-constraint.model.ts
+++ /dev/null
@@ -1,26 +0,0 @@
-
-/**
- * A cosntrain that can be used when running a service
- */
-export class LdnServiceConstraint {
-  /**
-   * The name of the constrain
-   */
-  name: string;
-
-  /**
-   * The value of the constrain
-   */
-  value: string;
-}
-
-export const EndorsmentConstrain = [
-  {
-    name: 'Type 1 Item',
-    value: 'Type1'
-  },
-  {
-    name: 'Type 2 Item',
-    value: 'Type2'
-  },
-];
diff --git a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service-patterns.model.ts b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service-patterns.model.ts
new file mode 100644
index 0000000000..1e67ccfeee
--- /dev/null
+++ b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service-patterns.model.ts
@@ -0,0 +1,13 @@
+import { autoserialize } from 'cerialize';
+
+/**
+ * notify service patterns
+ */
+export class NotifyServicePattern {
+  @autoserialize
+  pattern: string;
+  @autoserialize
+  constraint: string;
+  @autoserialize
+  automatic: string;
+}
diff --git a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.constrain.model.ts b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.constrain.model.ts
new file mode 100644
index 0000000000..6eda194443
--- /dev/null
+++ b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.constrain.model.ts
@@ -0,0 +1,3 @@
+export class ldnServiceConstrain {
+  void: any;
+}
diff --git a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.resource-type.ts b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.resource-type.ts
index e5684e8c34..859ecb739e 100644
--- a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.resource-type.ts
+++ b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-service.resource-type.ts
@@ -7,3 +7,4 @@
 import { ResourceType } from '../../../core/shared/resource-type';
 
 export const LDN_SERVICE = new ResourceType('ldnservice');
+export const LDN_SERVICE_CONSTRAINT = new ResourceType('ldnservice');
diff --git a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-services.model.ts b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-services.model.ts
index ec28193a93..82731b3cb1 100644
--- a/src/app/admin/admin-ldn-services/ldn-services-model/ldn-services.model.ts
+++ b/src/app/admin/admin-ldn-services/ldn-services-model/ldn-services.model.ts
@@ -1,12 +1,16 @@
 import { ResourceType } from '../../../core/shared/resource-type';
 import { CacheableObject } from '../../../core/cache/cacheable-object.model';
-import { autoserialize, deserialize } from 'cerialize';
+import { autoserialize, deserialize, deserializeAs, inheritSerialization } from 'cerialize';
 import { LDN_SERVICE } from './ldn-service.resource-type';
 import { excludeFromEquals } from '../../../core/utilities/equals.decorators';
 import { typedObject } from '../../../core/cache/builders/build-decorators';
+import { NotifyServicePattern } from './ldn-service-patterns.model';
+
+
 
 
 @typedObject
+@inheritSerialization(CacheableObject)
 export class LdnService extends CacheableObject {
     static type = LDN_SERVICE;
 
@@ -15,7 +19,10 @@ export class LdnService extends CacheableObject {
     type: ResourceType;
 
     @autoserialize
-    id?: number;
+    id: number;
+
+    @deserializeAs('id')
+    uuid: string;
 
     @autoserialize
     name: string;
@@ -49,13 +56,3 @@ export class LdnService extends CacheableObject {
         return this._links.self.href;
     }
 }
-
-
-class NotifyServicePattern {
-    @autoserialize
-    pattern: string;
-    @autoserialize
-    constraint?: string;
-    @autoserialize
-    automatic?: boolean;
-}
diff --git a/src/app/admin/admin-routing-paths.ts b/src/app/admin/admin-routing-paths.ts
index df0459ff53..511680bfd8 100644
--- a/src/app/admin/admin-routing-paths.ts
+++ b/src/app/admin/admin-routing-paths.ts
@@ -4,6 +4,8 @@ import { getAdminModuleRoute } from '../app-routing-paths';
 export const REGISTRIES_MODULE_PATH = 'registries';
 export const NOTIFICATIONS_MODULE_PATH = 'notifications';
 
+export const LDN_PATH = 'ldn';
+
 export function getRegistriesModuleRoute() {
   return new URLCombiner(getAdminModuleRoute(), REGISTRIES_MODULE_PATH).toString();
 }
@@ -12,4 +14,8 @@ export function getNotificationsModuleRoute() {
   return new URLCombiner(getAdminModuleRoute(), NOTIFICATIONS_MODULE_PATH).toString();
 }
 
-export const LDN_PATH = 'ldn';
+export function getLdnServicesModuleRoute() {
+  return new URLCombiner(getAdminModuleRoute(), LDN_PATH).toString();
+}
+
+