{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "60415",
    "entityType": "User",
    "nonce": "0x30753de7053b69d0d81af01f3dbde2d00f9117234fe25388e205c726c63732bd",
    "signature": "0x39189bb34284a75f4381713e35bb76d1c008451e0066e45d80078ac74de98f233bf0354d11f270ecd9eb8c04d1b8278b6a1a95139f33ca946e040acb4299977a1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}