{
  "manageEntity": {
    "action": "Delete",
    "entityId": "672276641",
    "entityType": "Track",
    "nonce": "0x02cd4bf6af3d9d9929329239d0ead0961fc7a63801a684438d54e52c49787c23",
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    "signer": "0x40f9c8F93a5aDBc620CB9B7707fAbcbA2fDFaBbA",
    "userId": "765901034"
  }
}