{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "398",
    "entityType": "User",
    "nonce": "0xa28b88aa34986b6dd588dab3c5f7653fca25763070c023c8a06da845709e6036",
    "signature": "0x5bba36d2417986132631983f2cc4d5840b3ced85885a54e0bec243b63efa96597c0e53b3866da186e3165e21e356d0bff077ec8e51a1ce24f1f7f830df17d1c51b",
    "signer": "0xfEf71DA96b2A873D3fFA10091881F607a11Fadcc",
    "userId": "94805"
  }
}