{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x511fed31cb3c85f416fd04d1db986219ca5521afc5f2eeadbb1db36f3692bf1f",
    "signature": "0xdf826c4b6d3dd8a61a84e6d79c393f0fb3ab17f255f57000518e447511374b8e11d749cb37e6601f417aef2339455d95437d36fcb66c714071cc563a5efc16da1b",
    "signer": "0xeF45F8197ccd0c92F9c270D8C58CA6ad53E56792",
    "userId": "352294849"
  }
}