{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "166455",
    "entityType": "User",
    "nonce": "0xf3e8c36de6696ef8ce438071ed7c0d0d8e3fcd251c4a3d158bf86600c03f3118",
    "signature": "0x92f9d8238329d0f3d7b8dca387f9120d11a86c9b9804ee43c9992c4c5b5514a7667a44c80c31e86ac382db0029ab9313252e4a1889225aa6745939ed6646c6201b",
    "signer": "0x9db84b5af18534d8Ee180c90E1377f813B5Ec313",
    "userId": "741417198"
  }
}