{
  "manageEntity": {
    "action": "Delete",
    "entityId": "990910514",
    "entityType": "Track",
    "nonce": "0x613cc21a387501e68eaa4b056e3987608a597ef7824fcbadfc9df68023c8f024",
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    "signer": "0xEafa7C972b02e80aD3C5104D518466a86dd5a24F",
    "userId": "575004265"
  }
}