{
"manageEntity": {
"action": "Delete",
"entityId": "1572588389",
"entityType": "Track",
"nonce": "0xb9911289a805de5ca0e35233c13182433b9d21a2737e40336b7087cf1c230474",
"signature": "0x02355a01b1c2e3503a38077eb6ecf712c917e3862f847596daa4b5b56e92c8a85f5cb9b3b2dbd889671cf986c6429e00886f4b927ecec8b94038866571f6d1b51c",
"signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
"userId": "715160400"
}
}