{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50097",
    "entityType": "User",
    "nonce": "0x7ba1f6dd3c5498691939e4b6b4370ecbab65f51aa152701b9b8ed9012ba6a78a",
    "signature": "0x36d9d84480b4d0d32ead57b4e4cbc7656c12b9c0b21bab43f31cc74ef24c315f3a7b655546946a23226e0d0f4d9e70fa250fe805a7b9d01327ae74c7488dc55d1b",
    "signer": "0x04C487103E1682a6a5C5eA5E5Ae9A9C6bE6262d6",
    "userId": "828682183"
  }
}