{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "271957",
    "entityType": "User",
    "nonce": "0xb9e8aca82679878a555b6278ef3fa91866be074f2a45ea828e29dffb14274764",
    "signature": "0x08920189cfc5514d027535b328e99a0dab845bd7c046f40faf5476d486ee2fcd34887bf2c3dbc29280e0012b4e07a5bb95a1efa6415144e678729f1205d6c6181b",
    "signer": "0xf0Cc87B4295872d65aF3f871bAb6F2eD4F688e36",
    "userId": "389958"
  }
}