{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x54681117302ff0c13108b91ce396e6c73561eb6ae9f12dbbcda9aa92c3050553",
    "signature": "0x6241af6fb52829ab105e647fba22ef1bb222bdedd4e935bb2a9fa950b1598a182e5170c58c76f7d131fd2479bc68b60454072ee4c450b18251d76877600421fd1b",
    "signer": "0xAd3852b57Ce1853b5633884cCEb6bCF48AB644Be",
    "userId": "608902598"
  }
}