BALANCE CREDIT

CALL URL IS SAME FOR ALL CALLBACK SHARED BY PARTNER END ,Only JSON REQUEST VALUE CHANGE

{
  "event": "CMS_BALANCE_REFUND",
  "param": {
    "refid"  : xxxx,
  "ackno" : XXXX
    "txn_status"    :0,
    "message"       :"BANK MESSAGE"
  }
}