{
  "manageEntity": {
    "action": "Delete",
    "entityId": "335542632",
    "entityType": "Track",
    "nonce": "0x253bb679d2eb8fc70793dd3577b3c389ce8dc0c3dcc87944214538b192469aed",
    "signature": "0x0d390a643933bc00ba9c9072a52262e40f2949ab9f3ee23e5723c2c29a2369091e497ab172105ca276ed1ddc6b2760cf5cfc3ee80577441c2ebf394c954d23ff1c",
    "signer": "0xdec63a335044C1b6E3F26B8aCF5334a973E79e00",
    "userId": "178077512"
  }
}