{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1860423429",
    "entityType": "Track",
    "nonce": "0x2c1b7ca21026072554a73e65a8063b668e158cf4bad256edea8dc77ab24b383e",
    "signature": "0xa76560aa80b0ad2f6085b4760882668de6252caa286528cd1f3f65f0e7328392403afe93271ee34733e690c58f46618adc9ce3a9dee0c9f3db3c1733843ba40c1c",
    "signer": "0xf1F2F9d885e358869160f3F6fca5a802FDb9E6C6",
    "userId": "500830876"
  }
}