| 参数 | 必选 | 类型 | 说明 | 
|---|---|---|---|
| paymentMethod | Y | String | 目前固定为 wechat_jsapi | 
| sub_appid | Y | String | 公众号id | 
| sub_openid | Y | String | 消费者的openid | 
| Text | 必选 | 类型 | 说明 | 
|---|---|---|---|
| subject | Y | String | 商品标题 | 
| 字段 | 描述 | 是否必须 | 
|---|---|---|
| resultCode | 业务结果(详见 业务结果码)判断交易是否成功的依据 当前交易涉及的有: succeed,pending,failed, closed | Y | 
| reference | USEEPAY 订单号 | N | 
| transactionType | 支付类型 pay | Y | 
| transactionId | 商户订单号 | Y | 
| sign | 签名 | Y | 
| echoParam | 回声参数,响应报文会原样返回 | N | 
| errorMsg | 错误码消息描述 | Y | 
| errorCode | 错误码(详见 错误码 errorCode) | Y | 
| currency | 3 位 ISO 大写字母货币代码(货币单位) | Y | 
| amount | 订单金额 | Y | 
| redirectParam | 微信公众号支付需要的参数Json String | N | 
| signType | 签名类型 | Y | 
{
    "amount": "100",
    "redirectUrl": "",
    "resultCode": "pending",
    "sign": "aPkk1Y735aop9iND6byVEACwrhmWHNIRP9Hd/a36wE9g9iYMB2jXklU8QzOrOI3fJefeDl3+JcAE\nUcJXDKI8fjYUGtlA/8VhJuOmyN1xoOWSwgDr1YAGK2B+beOeFTPuWXtSsqnCoO6ebhk1soBVeT3x\nJHmPS4wSoccGXrn/VAQ=\n",
    "errorCode": "3200",
    "transactionId": "1663122582326",
    "errorMsg": "Transaction is pending",
    "transactionType": "pay",
    "reference": "1012209141029011519",
    "redirectMethod": "",
    "echoParam": "echoParam",
    "redirectParam": "{\"timeStamp\":\"1663122586556\",\"package\":\"prepay_id=wx1410294747107604126381be3c62a80000\",\"paySign\":\"qnYD6nuEZc3odQmXeGNvzD6ls65juKBuym6/rH7KClgbOuK9NXCyjC8B300eUEGRNMPlZCuAkiDDSeKj79yn2Vs/QXMwwJKlxuybrRHUw0vEb4oYkt2t0p9ugIQUYkbTzznfCcUKFhPS+lkYZXczBRLjGe+644zWRqnuUTy91h3GD250tbfwlybK+7y1hF6yp/JN9e8WsjXmbXu7Ah9NknMQ3aJtDk8GXD0MWPeylLlFfGo5J7DAIVcXmYrlMf6PKr+7vnwyrLZux24jscWayK6kHepfDQgh+PkZpCEp/hW4x8fltvfgecN3Yq22bsNmlweZWACnzleB8Gl/y6fr8A==\",\"appId\":\"wxbd881f2b1b6c426d\",\"signType\":\"RSA\",\"nonceStr\":\"1663122586556\"}",
    "signType": "RSA",
    "currency": "CNY",
    "merchantNo": "500000000007264"
}| 字段 | 描述 | 是否必须 | 
|---|---|---|
| timeStamp | 时间戳 | Y | 
| package | 统一下单接口返回的prepay_id参数值,提交格式如:prepay_id=*** | Y | 
| paySign | 微信签名 | Y | 
| appId | 公众号名称,由商户传入 | Y | 
| signType | 微信签名方式 固定诶RSA | Y | 
| noceStr | 随机串 | Y | 
{
    "timeStamp": "1663122586556",
    "package": "prepay_id=wx1410294747107604126381be3c62a80000",
    "paySign": "qnYD6nuEZc3odQmXeGNvzD6ls65juKBuym6/rH7KClgbOuK9NXCyjC8B300eUEGRNMPlZCuAkiDDSeKj79yn2Vs/QXMwwJKlxuybrRHUw0vEb4oYkt2t0p9ugIQUYkbTzznfCcUKFhPS+lkYZXczBRLjGe+644zWRqnuUTy91h3GD250tbfwlybK+7y1hF6yp/JN9e8WsjXmbXu7Ah9NknMQ3aJtDk8GXD0MWPeylLlFfGo5J7DAIVcXmYrlMf6PKr+7vnwyrLZux24jscWayK6kHepfDQgh+PkZpCEp/hW4x8fltvfgecN3Yq22bsNmlweZWACnzleB8Gl/y6fr8A==",
    "appId": "wxbd881f2b1b6c426d",
    "signType": "RSA",
    "nonceStr": "1663122586556"
}curl --location --request POST 'https://pay-gateway1.uat.useepay.com/api' \
--header 'Content-Type: application/x-www-form-urlencoded' \
--data-urlencode 'transactionType=pay' \
--data-urlencode 'version=1.0' \
--data-urlencode 'signType=MD5' \
--data-urlencode 'merchantNo=500000000007362' \
--data-urlencode 'transactionId=202212070142347' \
--data-urlencode 'transactionExpirationTime=120' \
--data-urlencode 'appId=www.pay.com' \
--data-urlencode 'amount=123' \
--data-urlencode 'currency=USD' \
--data-urlencode 'notifyUrl=https://gatewaytest.useepay.com/gateway-test/notifyV2u0' \
--data-urlencode 'echoParam=echoParam' \
--data-urlencode 'payerInfo={ "paymentMethod": "wechat_jsapi", "sub_appid": "公众号id" , "sub_openid": "消费者的openid"}' \
--data-urlencode 'orderInfo={  "subject": "订单标题"}'{
    "amount": "100",
    "redirectUrl": "",
    "resultCode": "pending",
    "sign": "aPkk1Y735aop9iND6byVEACwrhmWHNIRP9Hd/a36wE9g9iYMB2jXklU8QzOrOI3fJefeDl3+JcAE\nUcJXDKI8fjYUGtlA/8VhJuOmyN1xoOWSwgDr1YAGK2B+beOeFTPuWXtSsqnCoO6ebhk1soBVeT3x\nJHmPS4wSoccGXrn/VAQ=\n",
    "errorCode": "3200",
    "transactionId": "1663122582326",
    "errorMsg": "Transaction is pending",
    "transactionType": "pay",
    "reference": "1012209141029011519",
    "redirectMethod": "",
    "echoParam": "echoParam",
    "redirectParam": "{\"timeStamp\":\"1663122586556\",\"package\":\"prepay_id=wx1410294747107604126381be3c62a80000\",\"paySign\":\"qnYD6nuEZc3odQmXeGNvzD6ls65juKBuym6/rH7KClgbOuK9NXCyjC8B300eUEGRNMPlZCuAkiDDSeKj79yn2Vs/QXMwwJKlxuybrRHUw0vEb4oYkt2t0p9ugIQUYkbTzznfCcUKFhPS+lkYZXczBRLjGe+644zWRqnuUTy91h3GD250tbfwlybK+7y1hF6yp/JN9e8WsjXmbXu7Ah9NknMQ3aJtDk8GXD0MWPeylLlFfGo5J7DAIVcXmYrlMf6PKr+7vnwyrLZux24jscWayK6kHepfDQgh+PkZpCEp/hW4x8fltvfgecN3Yq22bsNmlweZWACnzleB8Gl/y6fr8A==\",\"appId\":\"wxbd881f2b1b6c426d\",\"signType\":\"RSA\",\"nonceStr\":\"1663122586556\"}",
    "signType": "RSA",
    "currency": "CNY",
    "merchantNo": "500000000007264"
}