{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1afe57a5de467b52a5febe4a077eabd0c51c7b5c7aeeab100fb65b47b91c2f76",
    "signature": "0x37067ef7fed4fb419374d7074babb92e486530495322ed0556f70822daa6cc500331ac750e8b0622ae70db7e4f84f42cc0a27ba3623e249b4a2ca6273cdcaaec1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}