{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1307067534",
    "entityType": "Track",
    "nonce": "0x3d2eba23c98fb6e9f50085eec60f7a605ce014fab1b9d758e72de3366bcfcdca",
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    "signer": "0x6CDDC7B674Dd0fbE8fB2850B79b97aA2A37Aa071",
    "userId": "218692613"
  }
}