{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xa80cc5f4d3072de126dbee43c2c3cb31195090d52021c8b1f8c08f824e915e72",
    "signature": "0xcb15d1457b85cf3fca4dbe39358700034b66d3a4ff141932324cb73caaac678a4c96a572e0676f3ce61b9bf7d54aa23c4e4cb13221601ef7ff959e0a4ef238251c",
    "signer": "0x2fbC1fF5a73141F2B07c5162F632686D6d0105Ff",
    "userId": "692310750"
  }
}