{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1739976682",
    "entityType": "Track",
    "nonce": "0xe06e7fb88c9af2643b36b23eea4b0b9126f60ec2421fd862d665bcb2a49e5c5f",
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    "signer": "0x2fff57D5628D87Ce98d02775C9cF63dB765aa6c5",
    "userId": "640804276"
  }
}