{
  "manageEntity": {
    "action": "Delete",
    "entityId": "814026322",
    "entityType": "Track",
    "nonce": "0xab43c54592e3697a95183a8f7d9c3e0da322e590c59234ce17c51030877869ac",
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    "signer": "0x6d507427E16913C96E6DC2AB23209fc7AEbe1907",
    "userId": "840507944"
  }
}