code: public ApiSuccessResponse forwardEmail(String id, ForwardData1 forwardData) throws ApiException {
          ApiResponse<ApiSuccessResponse> resp = forwardEmailWithHttpInfo(id, forwardData);
          return resp.getData();
      }
docs: forward email
  forward inbound email interaction specified in the id path parameter
  @param id id of interaction to forward (required)
  @param forwardData Request parameters. (optional)
  @return ApiSuccessResponse
  @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body