refactore get user on chat

src/app/services/Repositorys/contacts/data-source/contacts-data-source.service.ts

@@ -11,11 +11,16 @@ export interface UserContacts {
   wxeMail: string | null;
   userPhoto: string | null;
 }
+
+export interface UserListResult {
+  total: 192, 
+  result: UserContacts[]
+}
  
 export interface UserList {
   success: boolean;
   message: string;
-  data: UserContacts[];
+  data: UserListResult;
 }
 
 @Injectable({