{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "73735",
    "entityType": "User",
    "nonce": "0x3bfc1b40baed633fca7430eb227d4397bea19c17ebe2da00c3dcba256c4a55f0",
    "signature": "0x77336a7fbb3a030068587b45f0ef3c7b6f8f75286c165524ff97f9c61acfa072586cc2eaa0d0f1b37fb4719c4a2459eb52ec6e94937082a34957b8be75d16dcb1b",
    "signer": "0xd12A323399559A3773F865c8F21031bc39c29135",
    "userId": "219968466"
  }
}