目 录
1 简介 ...................................................................................................................6
1.1 文档概述 ...........................................................................................................................................6
1.2 阅读对象及阅读建议 .......................................................................................................................7
1.3 名词解释 ...........................................................................................................................................7
2 签名机制 ............................................................................................................7
3 退款接入流程 .....................................................................................................9
3.1 功能概述 ...........................................................................................................................................9
3.2 交互流程 .........................................................................................................................................10
3.3 接口规范 .........................................................................................................................................11
4 查询退款结果流程 ............................................................................................15
4.1 功能概述 .........................................................................................................................................15
4.2 交互流程 .........................................................................................................................................16
4.3 接口规范 .........................................................................................................................................16
4.3.1 按退款流水号查询..............................................................................................................16
4.3.2 按商户订单号查询..............................................................................................................18
4.3.3 退款结果通知接口..............................................................................................................21
5 注意事项 ..........................................................................................................23
5.1 重复的通知 .....................................................................................................................................23
