{
  "manageEntity": {
    "action": "Delete",
    "entityId": "346373",
    "entityType": "Track",
    "nonce": "0x9fab7c482cc8de48ea59c38dea4bdcf057731a3da12d0a00facf9fd6c9a16b5e",
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    "signer": "0x22cD55ce2AB44535d17f92BDb6237E4863D5E1fb",
    "userId": "145166"
  }
}