{
"appId": "your appid",
"sign": "sign by param",
"param": "{\"timestamp\":1676017834369}"
}curl --location --request POST '/api/v1/account/checkBalance' \
--header 'Content-Type: application/json' \
--data-raw '{
"appId": "your appid",
"sign": "sign by param",
"param": "{\"timestamp\":1676017834369}"
}'{
"code": 1000,
"message": "success",
"data": {
"balance": "439369947"
}
}