{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936976796",
    "entityType": "User",
    "nonce": "0x536c3a5f29aae2494e72d790206d0d59f1b70dee98a2cc9ec46ec103de023738",
    "signature": "0xb7ad576ca6e75ca678db61b00631e71637e9888f14758f973d795b701f6fc7aa4f44b9bc056d70aba1cd9b5b77c9877b56aaca143ac11bce410c639a476ceb0d1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}