老师，您好：
支付中签约接口，同步返回return_code 和result_code都为SUCCESS，但客户实际签约不成功，也没有收到微信回调。
详细信息如下，烦请老师协助解决，谢谢~
| out_trade_no | transaction_id | appid | mchid | planid | contract_code | request_serial |
| AX20190905135953309215 | 4200000374201909059316240342 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190905135953309214 | 190905135953309214 |
| AX20190905202513312671 | 4200000372201909051948282138 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190905202513312670 | 190905202513312670 |
| AX20190907171242333692 | 4200000381201909070518906812 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190907171242333691 | 190907171242333691 |
| AX20190908095807343412 | 4200000378201909089157416859 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190908095807343411 | 190908095807343411 |
| AX20190908151906346125 | 4200000377201909080661629119 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190908151906346124 | 190908151906346124 |
| AX20190908183518347320 | 4200000388201909081467261701 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190908183518347319 | 190908183518347319 |
| AX20190909121220353473 | 4200000372201909098906382555 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190909121220353472 | 190909121220353472 |
| AX20190910064138360552 | 4200000397201909109189381469 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190910064138360551 | 190910064138360551 |
| AX20190910084436361624 | 4200000398201909106004859799 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190910084436361623 | 190910084436361623 |
| AX20190911121619375022 | 4200000382201909113157324465 | wxc3a3393c076350a9 | 1544521001 | 127883 | AX20190911121619375021 | 190911121619375021 |
具体哪个签约？H5还是小程序？