{
"manageEntity": {
"action": "Delete",
"entityId": "1616494800",
"entityType": "Track",
"nonce": "0xd170933d824a9ad1706eb4e45bbe6d9087928a1aaaa8c5ccecf445e29ce56b50",
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"signer": "0x18a7B3405E81900d8aF72d98D5f2C54e2C988f9b",
"userId": "42634173"
}
}