{
  "manageEntity": {
    "action": "Delete",
    "entityId": "493829982",
    "entityType": "Track",
    "nonce": "0x491c4c2c77cb4e2d0accea0c43c96985d6c076c11e5fef3e544065df43a015ef",
    "signature": "0xb47c4715fa303c72044efd96ac1361047b0ac867b5a2c7cf1e2036ccdc66bef347d452c3cb3266e858ded3b6113349763558fa2d759d2c73b29ab9c6b0da0bb01c",
    "signer": "0xb72e8a3DA14D2C1755c1F80FFdC075DB6260c697",
    "userId": "712229975"
  }
}