diff --git a/src/authz-module/data/api.ts b/src/authz-module/data/api.ts
index 53a786f..fd570d6 100644
--- a/src/authz-module/data/api.ts
+++ b/src/authz-module/data/api.ts
@@ -9,7 +9,7 @@ export interface GetTeamMembersResponse {
 }
 
 export type PermissionsByRole = {
-  key: string;
+  role: string;
   permissions: string[];
   userCount: number;
 };
diff --git a/src/authz-module/data/hooks.test.tsx b/src/authz-module/data/hooks.test.tsx
index dfeb3f5..7d1cdcc 100644
--- a/src/authz-module/data/hooks.test.tsx
+++ b/src/authz-module/data/hooks.test.tsx
@@ -127,8 +127,8 @@ describe('useLibrary', () => {
 describe('usePermissionsByRole', () => {
   it('fetches roles for a given scope', async () => {
     const mockRoles = [
-      { key: 'admin', permissions: ['perm1'], userCount: 1 },
-      { key: 'user', permissions: ['perm2'], userCount: 2 },
+      { role: 'admin', permissions: ['perm1'], userCount: 1 },
+      { role: 'user', permissions: ['perm2'], userCount: 2 },
     ];
 
     getAuthenticatedHttpClient.mockReturnValue({
diff --git a/src/authz-module/libraries-manager/constants.ts b/src/authz-module/libraries-manager/constants.ts
index d6e3fbc..a247829 100644
--- a/src/authz-module/libraries-manager/constants.ts
+++ b/src/authz-module/libraries-manager/constants.ts
@@ -3,10 +3,10 @@ import { PermissionMetadata, ResourceMetadata, RoleMetadata } from 'types';
 // Note: this information will eventually come from the backend API
 // but for the MVP we decided to manage it in the frontend
 export const libraryRolesMetadata: RoleMetadata[] = [
-  { key: 'library_admin', name: 'Library Admin', description: 'The Library Admin has full control over the library, including managing users, modifying content, and handling publishing workflows. They ensure content is properly maintained and accessible as needed.' },
-  { key: 'library_author', name: 'Library Author', description: 'The Library Author is responsible for creating, editing, and publishing content within a library. They can manage tags and collections but cannot delete libraries or manage users.' },
-  { key: 'library_collaborator', name: 'Library Collaborator', description: 'The Library Collaborator can create and edit content within a library but cannot publish it. They support the authoring process while leaving final publishing to Authors or Admins.' },
-  { key: 'library_user', name: 'Library User', description: 'The Library User can view and reuse content but cannot edit or delete any resource.' },
+  { role: 'library_admin', name: 'Library Admin', description: 'The Library Admin has full control over the library, including managing users, modifying content, and handling publishing workflows. They ensure content is properly maintained and accessible as needed.' },
+  { role: 'library_author', name: 'Library Author', description: 'The Library Author is responsible for creating, editing, and publishing content within a library. They can manage tags and collections but cannot delete libraries or manage users.' },
+  { role: 'library_collaborator', name: 'Library Collaborator', description: 'The Library Collaborator can create and edit content within a library but cannot publish it. They support the authoring process while leaving final publishing to Authors or Admins.' },
+  { role: 'library_user', name: 'Library User', description: 'The Library User can view and reuse content but cannot edit or delete any resource.' },
 ];
 
 export const libraryResourceTypes: ResourceMetadata[] = [
diff --git a/src/authz-module/libraries-manager/context.test.tsx b/src/authz-module/libraries-manager/context.test.tsx
index bacfbc5..9755c70 100644
--- a/src/authz-module/libraries-manager/context.test.tsx
+++ b/src/authz-module/libraries-manager/context.test.tsx
@@ -16,7 +16,7 @@ jest.mock('@src/authz-module/data/hooks', () => ({
   usePermissionsByRole: jest.fn().mockReturnValue({
     data: [
       {
-        key: 'library_author',
+        role: 'library_author',
         permissions: [
           'view_library_team',
           'edit_library',
diff --git a/src/authz-module/libraries-manager/context.tsx b/src/authz-module/libraries-manager/context.tsx
index 67d9c05..5c8e2c7 100644
--- a/src/authz-module/libraries-manager/context.tsx
+++ b/src/authz-module/libraries-manager/context.tsx
@@ -51,7 +51,10 @@ export const LibraryAuthZProvider: React.FC<AuthZProviderProps> = ({ children }:
   }
 
   const { data: libraryRoles } = usePermissionsByRole(LIBRARY_AUTHZ_SCOPE);
-  const roles = libraryRoles.map(role => ({ ...role, ...libraryRolesMetadata.find(r => r.key === role.key) } as Role));
+  const roles = libraryRoles.map(role => ({
+    ...role,
+    ...libraryRolesMetadata.find(r => r.role === role.role),
+  } as Role));
 
   const value = useMemo((): LibraryAuthZContextType => ({
     username: authenticatedUser.username,
diff --git a/src/types.ts b/src/types.ts
index ef8f126..3a7ebdd 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,6 +1,5 @@
 export interface PermissionValidationRequest {
   action: string;
-  object?: string;
   scope?: string;
 }
 
@@ -11,6 +10,7 @@ export interface PermissionValidationResponse extends PermissionValidationReques
 // Libraries AuthZ types
 export interface TeamMember {
   username: string;
+  fullName: string;
   email: string;
   roles: string[];
 }
@@ -23,7 +23,7 @@ export interface LibraryMetadata {
 }
 
 export interface RoleMetadata {
-  key: string;
+  role: string;
   name: string;
   description: string;
 }