{
  "manageEntity": {
    "action": "Delete",
    "entityId": "55063993",
    "entityType": "Track",
    "nonce": "0x6917586c8cd510505dc01480a2b894336c6f36d8c0302c7e9ab28578fdb7b6f2",
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    "signer": "0x5440c29276C58761A1C9fac1CF686DACF3AF49b0",
    "userId": "734659738"
  }
}