{
  "manageEntity": {
    "action": "Delete",
    "entityId": "299022397",
    "entityType": "Track",
    "nonce": "0x9fd5274fd7b7495df1cef38d0ea9bccceac049ec1c68e2864be71aef85d61bc6",
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    "signer": "0x31C0000fbc978Cc624C781935F48013593A1a199",
    "userId": "738858282"
  }
}