{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936976796",
    "entityType": "User",
    "nonce": "0xf5569478a4a937b536b1ef88a1cbe0aee951acc8c8a962c016ba2e879b832707",
    "signature": "0x6e26fee1433a21b3a5e78fa94f7f2ffecad34fbe2f1da2318c18ff8f29ab7d1f77654d76f8685b2db45bf9f70469121abaeeb23a76661013b7c04972e31cb2671b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}