{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "374065034",
    "entityType": "User",
    "nonce": "0xe0c24f8e2c5f382c8f49a5230755b632bb5bb8eeda06890ec72a06044e2a5b84",
    "signature": "0x05d334cca462a0cfa514e2191cd1ccd764f51ed1a1cd45d4ba11f508a616edbe7a703b395a3c6b9bae79ef8554c54f9d3cbb7e9081888b5349a9d53d61f03ee11c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}