{
  "manageEntity": {
    "action": "Delete",
    "entityId": "567525",
    "entityType": "Track",
    "nonce": "0xf1bcd1b68d2b58b9c047a9f058a80e698eaf2f574c4a60830f23a3039fa07afd",
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    "signer": "0x987A4CD7A2ff80f9360b0130AC51e6c254922c39",
    "userId": "142292"
  }
}