{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1365072",
    "entityType": "User",
    "nonce": "0x2983f181147aec1601134c16845cf1aef6cefe9bcb0912295c965f0f5d16f84c",
    "signature": "0x58a2c910d99c63473019efdaaf6368fa713687b0d80c04bf270823b256e9ba2b64e0d6cd49944042dda751876291bff4e1cf8b00b914c2b2b09cfaa13f3a0e301c",
    "signer": "0xEb97202446fA641dF1494AFDFcD92e03878D7f16",
    "userId": "103041929"
  }
}