## 通宝退款 ~~~[api] post: /zzkp.php/Tongbao/returnGoods *string:orderId#订单id *string:returnCoin#退款通宝数量 *string:out_trade_refund_no#退款订单号 *string:notify#回调地址 *string:sourceCode#渠道编码 *string:key#秘钥 md5(秘钥.orderId.returnCoin.out_trade_refund_no.notify .sourceCode) <<< success <<< error ~~~