text: import { call, takeEvery } from 'redux-saga/effects';
  
  /**
   * Callback Side Effects
   */
  function* handleCallback({
      payload,
      requestPayload,
      error,
      meta: { callback },
  }) {
      yield call(callback, { payload, requestPayload, error });
  }
  
  export default function* () {
      yield takeEvery(
          action => action.meta && action.meta.callback,
          handleCallback
      );
  }
  