{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "755462",
    "entityType": "User",
    "nonce": "0xbfd32c942b97c803f75be4e2f67a6a911b2bc73d019983cea98a00c717288f0a",
    "signature": "0xdf014655dc681e1b4b0341e6b0f6c05d102a10a8ff2fa6b69cd23f8a0099c8dc63765e699404581668e18112c1b4bed3913ce39948e331edcef2137d51c550e41c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}