群组减人[单个] 从群中移除某个成员。服务器端集成(REST API)

群组减人[单个]  调用 服务器端集成(REST API) ，从群中移除批量成员。返回如下数据，{"error":"illegal_argument","timestamp":1439462362719,"duration":0,"exception":"java.lang.IllegalArgumentException","error_description":"Head entity uuid cannot be null"}