Recovery contract bonus

curl --request POST \
    --url http://service.xxx.com/platformapi/chainup/open/futures/coupon/recovery
    --header 'Content-Type: application/json'
    --data '{
        "appKey": "{your_app_key}",
        "sign": "{sign}",
        "id":5
    }'

{
    "code": "0",
    "msg": "suc",
    "data": null
}