{
"manageEntity": {
"action": "Delete",
"entityId": "1290969753",
"entityType": "Track",
"nonce": "0x1544698339252b9d060e6597115ee482313ad72a85b9e2058114acefc2ca53c3",
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"signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
"userId": "715160400"
}
}