app-key: ********************curl --location -g --request GET 'http://openapi.c5game.com//merchant/account/v1/balance?app-key=prc09j51yuot4g0dreah132boeih6byy&app-key=<api-key>'{
"success": true,
"data": {
"userId": 111,
"balance": 100.21
},
"errorCode": 0,
"errorMsg": "",
"errorData": {},
"errorCodeStr": ""
}