{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1157570199",
    "entityType": "Track",
    "nonce": "0x58b3481b66dedfcf51f74db6d2d4ac8172b140c08ffe077316f865d47304ecc5",
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    "signer": "0x6d5F0ab3834a969A58d2cd4961d64d0E609D0ecA",
    "userId": "219883"
  }
}