Refactored and fixed api endpoints

ui/src/api/index.ts

@@ -41,6 +41,11 @@ export async function post(endpoint: string, body: any, options?: PostOptions):
   return response;
 }
 
+export interface APIResponse<T> {
+  data: T;
+  metadata: Metadata;
+}
+
 export interface Metadata {
   limit: number;
   page: number;