{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1420786783",
    "entityType": "Track",
    "nonce": "0x0d4fb99b81058156898f68cb1f3e0b6d9a488b6fe05ba94aec7d4f19748ff001",
    "signature": "0x336f909e47a4497fb0b50e35e8329eace0c5245e1e712c6d40feaf99f0a324cd6d1034daf5f6ceb9eaf2a3e9cb735579dfc13db57646371844e099300fb3bada1b",
    "signer": "0x45DB27DE1e4ec890daA52A3F652CB0Add3910390",
    "userId": "585527727"
  }
}