diff --git a/src/app/core/integration/models/authority.value.ts b/src/app/core/integration/models/authority.value.ts
index 269407d2c5..3b5ddd68ab 100644
--- a/src/app/core/integration/models/authority.value.ts
+++ b/src/app/core/integration/models/authority.value.ts
@@ -1,41 +1,32 @@
 import { IntegrationModel } from './integration.model';
-import { autoserialize } from 'cerialize';
 import { isNotEmpty } from '../../../shared/empty.util';
 import { PLACEHOLDER_PARENT_METADATA } from '../../../shared/form/builder/ds-dynamic-form-ui/models/relation-group/dynamic-relation-group.model';
+import { OtherInformation } from '../../../shared/form/builder/models/form-field-metadata-value.model';
 
 export class AuthorityValue extends IntegrationModel {
 
-  @autoserialize
   id: string;
 
-  @autoserialize
   display: string;
 
-  @autoserialize
   value: string;
 
-  @autoserialize
-  otherInformation: any;
+  otherInformation: OtherInformation;
 
-  @autoserialize
   language: string;
 
-  @autoserialize
   hasAuthority(): boolean {
     return isNotEmpty(this.id);
   }
 
-  @autoserialize
   hasValue(): boolean {
     return isNotEmpty(this.value);
   }
 
-  @autoserialize
   hasOtherInformation(): boolean {
     return isNotEmpty(this.otherInformation);
   }
 
-  @autoserialize
   hasPlaceholder() {
     return this.hasValue() && this.value === PLACEHOLDER_PARENT_METADATA;
   }
diff --git a/src/app/shared/form/builder/models/form-field-metadata-value.model.ts b/src/app/shared/form/builder/models/form-field-metadata-value.model.ts
index 10b3667676..a98b2d7d52 100644
--- a/src/app/shared/form/builder/models/form-field-metadata-value.model.ts
+++ b/src/app/shared/form/builder/models/form-field-metadata-value.model.ts
@@ -2,6 +2,10 @@ import { isEmpty, isNotEmpty, isNotNull } from '../../../empty.util';
 import { ConfidenceType } from '../../../../core/integration/models/confidence-type';
 import { PLACEHOLDER_PARENT_METADATA } from '../ds-dynamic-form-ui/models/relation-group/dynamic-relation-group.model';
 
+export interface OtherInformation {
+  [name: string]: string
+}
+
 export class FormFieldMetadataValueObject {
   metadata?: string;
   value: any;
@@ -12,7 +16,7 @@ export class FormFieldMetadataValueObject {
   place: number;
   closed: boolean;
   label: string;
-  otherInformation: any;
+  otherInformation: OtherInformation;
 
   constructor(value: any = null,
               language: any = null,