{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "199965",
    "entityType": "User",
    "nonce": "0xedae9452650fd223747bd4e1592686deb71593315abe2aabfb0acc60ffb87794",
    "signature": "0x68cbdba3ed9658f6899a4b5db79ff428ea12f8483d5761e9612652d51588da407cc0f738ebd42b02d2366ab9ba7115ee4caa165f6350fb524da89c37fbdcdebb1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}