{
  "manageEntity": {
    "action": "Delete",
    "entityId": "427299634",
    "entityType": "Track",
    "nonce": "0xd58139c03b370994eb579e3b0dd0c572fb6d8829fae7c0fb4ca3a0b493f6c21d",
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    "signer": "0xea6CAA88D7B8ac5d7Cb150Fc84a2C28b81021f3C",
    "userId": "634088965"
  }
}