bug fix

src/ts/@overflow/commons/websocket/WebSocketRPC.ts

@@ -132,7 +132,7 @@ export default class WebSocketRPC {
   private onResponseHandler(response: Response<ID_TYPE>): void {
       const requestID = response.ID;
       const error = response.Error;
-      const result = response.Result;
+      const result = JSON.parse(response.Result);
 
       if (this.requestQueue.has(requestID)) {
         let promise = this.requestQueue.get(requestID);