{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1907980042",
    "entityType": "Track",
    "nonce": "0x660d84331d6d1ce3c2d013a11675ba7291069489980856f9f801adb86c214533",
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    "signer": "0x05BF3165A9C8E8FC3A4170b67da61A2e3C144CCf",
    "userId": "1979703"
  }
}