{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "281227",
    "entityType": "User",
    "nonce": "0x554f78880b19a3448af256512c887091054be050f38e507743c6e5f1ef6ce9b7",
    "signature": "0xfdf24e96f660acc1f0249063f33c2c73c54c96d31d180c602c27c9b441a6ae10205377420c89432aa67f935e23f1838a806e49d1f03fa07c8e4706f8a2ecb2a71c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}