{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5017",
    "entityType": "User",
    "nonce": "0x5ddbda435c26a9075436fede98a1ce9ea4d52ae28cad34c826f7634fbf20cb1b",
    "signature": "0xb20fca16ab240ccc7d8569808a97ba1fae70da22d7ff46637fd0157734353c190addbbf3b5b44f0ec7bf737a07cf0d861d62a1e260adeee5568631890f67c47f1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}