lib/Client.php
public function addGroupsToTask($process_id, $task_id, $task_add_groups_item)
    {
        list($response) = $this->addGroupsToTaskWithHttpInfo($process_id, $task_id, $task_add_groups_item);
        return $response;
    }
public function addGroupsToTask($process_id, $task_id, $task_add_groups_item)
    {
        list($response) = $this->addGroupsToTaskWithHttpInfo($process_id, $task_id, $task_add_groups_item);
        return $response;
    }
Operation addGroupsToTask



@param string $process_id Process ID (required)
@param string $task_id ID of the task to be modified (required)
@param \ProcessMaker\PMIO\Model\TaskAddGroupsItem $task_add_groups_item JSON API with Group IDs to add (required)
@return \ProcessMaker\PMIO\Model\ResultSuccess
@throws \ProcessMaker\PMIO\ApiException on non-2xx response