| Name | Description | Type | Additional information | 
|---|---|---|---|
| order_number | 
                         CTT订单号  | 
                    string | 
                             None.  | 
                
| refund_passanger_ids | 
                         退票乘客id  | 
                    string | 
                             None.  | 
                
| refund_reason | 
                         退票原因  | 
                    string | 
                             None.  | 
                
| terminal | 
                         终端  | 
                    Terminal | 
                             None.  | 
                
| time_stamp | 
                         时间戳  | 
                    string | 
                             None.  | 
                
| random | 
                         随机数  | 
                    integer | 
                             None.  | 
                
| sign | 
                         签名  | 
                    string | 
                             None.  |