{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1714556",
    "entityType": "User",
    "nonce": "0x529382311e635f99c4f78b24c2250af76c69402deb7964e1b3ea589fc999ab9b",
    "signature": "0x5228a4d5654ad750000a0ed9281ee051dd77c041762154644caca9f4e4c510b423c4a4e4d56bc022487c9dbccec57433ee94b85a89782fe4117a66358ba250b81b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}