{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x739d97a2d1d5f529f5b9846411d8427fb1476fa9594a7ed6f7afd1582119d8f1",
    "signature": "0xbdb05a74af5f9808f5935f5375e14427c722152283a46993015e16fdbd683ac471d8b5c8e3508a1e5b521319f407e4c5e8fb60caa8933af8c8d361dab8e7d4771c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}