{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1512612",
    "entityType": "User",
    "nonce": "0x636cc9a233bb8b3338a1226f71f40fab8da18bb105ce67a82d98e50dd5443771",
    "signature": "0xa9228fec86f07f5e9e123eed49f6c40f870d7b8ae7ecf1330ef9891ba1ae9f1a4ad74344e293cc477e44be58be7860e1a0d56cb3f96ba7ab354c9b9c34ad6d591c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}