{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161764",
    "entityType": "User",
    "nonce": "0xd4a08db8d64d2ae6da6dbc112d9a63be8e123496cc181136841748266f4818b2",
    "signature": "0x07f48f4f2a45c09ce30e39ffb81942e9d57de69e8a63ff77336fa4ff23f4b1524e6377cb49959ef9a27ba86cf0a756686db40e9d148f855f54f684a4fdc3c1af1c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}