{
  "manageEntity": {
    "action": "Delete",
    "entityId": "225650771",
    "entityType": "Track",
    "nonce": "0x842aa6b2cc39232c1328efda537dc11585de8909d2fd1f63fbae9c56e62b781a",
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    "signer": "0x533b72b24827D35447529560986455a9dC6CEB3A",
    "userId": "468876227"
  }
}