{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "527480232",
    "entityType": "User",
    "nonce": "0xbe9355e03273e2ba550941cdbd0212d91e306eba6b92ae99869fa9df09d21b7c",
    "signature": "0x5230c9ded139f9b9868102b1c77b5158d73e6ed373f22cddf557c6f66ca06295435ae8c79b7829c1a06af10b8318389f3fa7116ccc1024b9da84603ffb91d2271b",
    "signer": "0xE69EE1e71C27cDfa05141f1DCE82bF0231AD05f1",
    "userId": "933842159"
  }
}