{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "365943",
    "entityType": "User",
    "nonce": "0xc6db0b46e0e3f1fd1e1558e9f6b20630f921dfb95a658a48259f54cf0ebb2814",
    "signature": "0xff887c01aaba86bc72a67358b1778b62220008fd3dae8a95215dbc89038cd9ac1c1f93d5b07d869e86a7c6dbf8ea64bee267e91128b90ddd98ccc9fd84a6da831b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}