{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62395",
    "entityType": "User",
    "nonce": "0xd9a3ee3ec783b2dbe228fca98dc316a02bed7b70f5514f5c03c37237b4bf2b69",
    "signature": "0x1d9c87b36b21459492dc7a29fe82d2742f59577c9b9ae1fb0c92bc5b4fb365a33ced4e1f67d9fad1e7accf029e8bf253bcb3bf81bae06b3af8657d1736cc46bf1c",
    "signer": "0xDfbA31a52483F5227d93c07A5Bc2aA424ECBBd8E",
    "userId": "345619628"
  }
}