{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "325",
    "entityType": "User",
    "nonce": "0x6da5aa2d2fd5d682804b17931c42673abd3a56c12e679dd986df08cac4d123d0",
    "signature": "0x00ea16f5851161af50236a56dd848f268a3c62649bb63da69600bde2167b228c2e16b20e3ef4e6c8ab2c08f9ca88d1adc0a281492dcd5a394bad93dfbb63c8b21b",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}