{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1253948231",
    "entityType": "Track",
    "nonce": "0x65c7e0cb19daeda28368c752ca3098fb1ab25cd783bca57dcc81c84182fab12c",
    "signature": "0x38cdf9ff5b3cf44d04a93b19a05cdd2b0088c579538ae13810eb998eb95fc3fc455d77daf98aa659a3d4ddad5e4689f3dc53b298b2d6d3055d91082099b964ac1b",
    "signer": "0x5458796027aD8A259861E2C65ECFD1B027e9E8fA",
    "userId": "42614"
  }
}