message: fixed a bug with communication mechanism
diff: @@ -22,7 +22,7 @@ export default function sendMessage(id, payload) {
  if (response.error) {
  return Promise.reject(new Error(response.error));
  } else {
  - return Promise.resolve(payload);
  + return Promise.resolve(response);
  }
  }).catch((response) => {
  if (isReceivingEndError(response)) {
  