{
  "manageEntity": {
    "action": "Delete",
    "entityId": "808023778",
    "entityType": "Track",
    "nonce": "0xf5bb564511fb1fa44e33d01eee1665b4bd122ee79d31e1eb6bfa5321b15ebb3b",
    "signature": "0x7d72f4de4d9ad193379393ee267447d10c3f55d11db4cfa93001774aedea4e3b0fdef7fab7450ecf36356c2698d4839280574695610a84855f36671888e50b621b",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}