transactionId and couponId are provided, transactionId takes precedence.
Parameters
| Property | Type | Required | Description |
|---|---|---|---|
| transactionId | String | No | Transaction identifier |
| couponId | String | No | Coupon identifier |
| success | Function | No | Callback on success |
| fail | Function | No | Callback on failure |
Success Callback
| Property | Type | Description |
|---|---|---|
| success | Boolean | Query success status |
| resultCode | String | 0 success · 1000 invalid params · 1001 network error · 1002 internal error |
| resultMessage | String | Human-readable status message |