{
  "manageEntity": {
    "action": "Delete",
    "entityId": "623911",
    "entityType": "Track",
    "nonce": "0xcbddb56fdfa3461bc81a563b4bfbcdd3dc7d9cc1aba3b029a2685a2c3e1c836c",
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    "signer": "0x6e9C5B9b53E6B0262A1F0e7D522171B38207717B",
    "userId": "152611"
  }
}