solved issue with submission

src/app/core/cache/models/normalized-object.model.ts

@@ -14,5 +14,11 @@ export abstract class NormalizedObject<T extends TypedObject> implements Cacheab
   @autoserialize
   _links: {
     [name: string]: string
-  }
+  };
+
+  /**
+   * A string representing the kind of object
+   */
+  @autoserialize
+  type: string;
 }

src/app/core/config/models/config-submission-uploads.model.ts

@@ -1,9 +1,10 @@
 import { ConfigObject } from './config.model';
 import { AccessConditionOption } from './config-access-condition-option.model';
 import { SubmissionFormsModel } from './config-submission-forms.model';
+import { ResourceType } from '../../shared/resource-type';
 
 export class SubmissionUploadsModel extends ConfigObject {
-
+  static type =  new ResourceType('submissionupload');
   /**
    * A list of available bitstream access conditions
    */

src/app/core/config/models/normalized-config-submission-uploads.model.ts

@@ -3,10 +3,12 @@ import { AccessConditionOption } from './config-access-condition-option.model';
 import { SubmissionFormsModel } from './config-submission-forms.model';
 import { NormalizedConfigObject } from './normalized-config.model';
 import { SubmissionUploadsModel } from './config-submission-uploads.model';
+import { mapsTo } from '../../cache/builders/build-decorators';
 
 /**
  * Normalized class for the configuration describing the submission upload section
  */
+@mapsTo(SubmissionUploadsModel)
 @inheritSerialization(NormalizedConfigObject)
 export class NormalizedSubmissionUploadsModel extends NormalizedConfigObject<SubmissionUploadsModel> {
 

src/app/core/core.module.ts

@@ -114,6 +114,7 @@ import { NormalizedRelationship } from './cache/models/items/normalized-relation
 import { NormalizedRelationshipType } from './cache/models/items/normalized-relationship-type.model';
 import { NormalizedItemType } from './cache/models/items/normalized-item-type.model';
 import { MetadatafieldParsingService } from './data/metadatafield-parsing.service';
+import { NormalizedSubmissionUploadsModel } from './config/models/normalized-config-submission-uploads.model';
 
 const IMPORTS = [
   CommonModule,
@@ -233,6 +234,7 @@ export const normalizedModels =
     NormalizedSubmissionDefinitionsModel,
     NormalizedSubmissionFormsModel,
     NormalizedSubmissionSectionModel,
+    NormalizedSubmissionUploadsModel,
     NormalizedAuthStatus,
     NormalizedAuthorityValue,
     BrowseEntry,