{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1411389703",
    "entityType": "Track",
    "nonce": "0xb850fb02ffd44bcddccb03b6971f72dc893460f3b486eb51b3103e0d3a91f033",
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    "signer": "0xAe45Aa9d94350c6a7A8BfB66D3c1c2B51Ac488C6",
    "userId": "274010868"
  }
}