{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90136",
    "entityType": "User",
    "nonce": "0x2c8486c2dc5cf4ea60b794bb5da44496fb441d482bce71528268df415864b79a",
    "signature": "0xdc12bc358f8013534aab9189eedd464045fdb95b722c2c9307b49320d2ece60652a7fe4d9660137182347ffe7de181bb58448a7527ecf9bdb2c43f273c3a89221c",
    "signer": "0xa94e4C47a5C11B5C0b4EC90e5166c3AF602dA094",
    "userId": "458060869"
  }
}