{
  "manageEntity": {
    "action": "Delete",
    "entityId": "66959550",
    "entityType": "Track",
    "nonce": "0x3323e7b225878db2a33ccc249e0294c9df3420b797155a7a677eb6441dc24c8d",
    "signature": "0x763d8975dc3209ce26ee16ead032656b25ca6611fe1433165ff1cb587cbf23783f7f73f7e79a5d345506ed80fe0eed9e7dc143d1db785c7d56b9a8c9cce9397d1b",
    "signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
    "userId": "715160400"
  }
}