{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x1675257607bb9fef88e6f07700ca44a8e9df34e871c46cd5112e61cc46fe7aa2",
    "signature": "0x6eefe38c01987c70b5dd3a693456bea0a14b76c07f71b4da3b328ff4a470bb25765d75af4673009869e363b7cd8f5a6e84281ded94fc74b9699c14d3935cd1511b",
    "signer": "0xAe4cBb170b064F25D3155e4b1dEf60b2EdF1537c",
    "userId": "839392286"
  }
}