{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "495627",
    "entityType": "User",
    "nonce": "0xc4a1fb2c93e03419198dc46a0373551c6778c4c56facf493bd0f4d03b8e822ce",
    "signature": "0x50f9119a153303ed61c2a972c25f0e59297c27c76b2ade4e7bfdf8fe849ec88d0c27e4319c87754aaf608b24e569176e5f6ceec667bc6ab9709c55b27f9d64521c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}