{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "2154",
    "entityType": "User",
    "nonce": "0xeb2b6e6af70caef2e0b5c676a85f426244b982bb40241781093cdc4dca44c979",
    "signature": "0x8c9575d93fba903eeda43535b54c1a46919d8e758cd8e125ee8f9ebc81e5d35b785f6d4346f56bf68fa81f745749c681f12d0bd9b1cd60c6a6dceb969574baea1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "103994"
  }
}