{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0x2f1681faaf2db194f4f652491d90753572fb1c9bef37904b27a9babf10e4612b",
    "signature": "0xb667797333bc38534e43e5a5830eaa64dca98ab1b439e988d20fc52f0d39e93f55ce389b50933bcd77d88be3b85cc1f1fc9db69450a962f2fb9104f267ed79d61c",
    "signer": "0xa8E11aa224d2579f5cbdb912866bCE84Eb10f9dD",
    "userId": "951616224"
  }
}