{
  "manageEntity": {
    "action": "Delete",
    "entityId": "168623190",
    "entityType": "Track",
    "nonce": "0x7f4acc9df14d583b3ebfdf53bf6dbaf560f5ec6f7794fc925b39c154e5d18279",
    "signature": "0x8f61eda1a785bd9f0a536c1f2347efcbddc87498e626e986de1411835c563ee979b223f4af1704b55b1d3ae06284f93ef6500a0c98421459d27b1a16021e8f641c",
    "signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
    "userId": "715160400"
  }
}