{
  "manageEntity": {
    "action": "Delete",
    "entityId": "842320345",
    "entityType": "Track",
    "nonce": "0x33d3763462f7a2f8c57476556853499c5649d60d6b675b6e80dd237e4d0318de",
    "signature": "0xefa688a95417b4acf5cfdcce81bea2d4f407b9901ed8c38b835246fc85a70b06277e548e3537482d8ea8e0ff2315b43d5aab70b5d457f48ad4c6326fe23ac5c91c",
    "signer": "0xb53Cb2d7cf3957213a31417440C8634C0CD18CF7",
    "userId": "335322531"
  }
}