{
  "manageEntity": {
    "action": "Delete",
    "entityId": "971816385",
    "entityType": "Track",
    "nonce": "0xb4e5a395c29a898025a5da8638c7cbb7f2bc9ed32bd4a1f9d12146ee2a51cdde",
    "signature": "0x36ec53f953c6dc27843a4b25fc0d6b06a30ab2f745b952a667a188286ac3fe3e2530a622d64e743ce0875c59fda87f5a265697b6ca9f361049f8eae14ddf8a3c1c",
    "signer": "0xdec63a335044C1b6E3F26B8aCF5334a973E79e00",
    "userId": "178077512"
  }
}