1. Interface for querying up and down order status information
Query Up Interface Path：{host}/api/v2/merch/user/checkUpOrder
Query Down Interface Path：{host}/api/v2/merch/user/checkDownOrder
Request method：GET/POST form
| field | type | nickname | description |
|---|---|---|---|
| merchId | Integer | merchant ID | |
| body | String | Encryption parameters | See Table 8 for details |
| t | Integer | current timestamp | |
| key | String | sign | Md5(merchId+body+t+md5key) |
parameters： Table 8：
| field | type | nickname | description |
|---|---|---|---|
| merchOrderId | String | Merchant up- or down-order number |
body generation rules：
`1. base64Decode public key `2. Convert the parameters in Table 8 to jsonString
3. Use public key to encrypt jsonString with RSA (ECB mode, OAEP SHA256 pair, MGF1 padding)
4. The encryption result base64 Encode is the string body
Interface Response Results：
| field | type | nickname | description |
|---|---|---|---|
| code | Integer | status code | 0 means the request is normal, see the attached table for details. |
| message | String | message | |
| data | Return object |
data：
| field | type | nickname | description |
|---|---|---|---|
| merchOrderId | String | order number | |
| amount | Integer | Amount | |
| userPayAddress | String | User wallet address | |
| merchId | Integer | merchant ID | |
| createTime | String | Create time | |
| status | String | status | “finish”：Completed “pending”：in progress “fail”：fail |