{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "66005",
    "entityType": "User",
    "nonce": "0x5b037a31222028b68668a09fdee5256b2989f4946a5cd8a08be024ab88dc0554",
    "signature": "0x332d58e9ec6800d537bb07a333dcd6c660935224166366f236c1b7d4f95d7fb53bb606eaabf2860ed05967b249ea0c1ba8b4712555bcab53e7619bc0b92e84981c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}