{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "2105893653",
    "entityType": "Track",
    "nonce": "0xb1ca328e293b43c1d1200fc8ce9fb504d0c69ee67feaede420921b16f6d4dc8e",
    "signature": "0x6c40754e2df139071ed2af7990928dcc902291e8f7912ed6fe5016ff7bc5b70b385cadca1052ff05b3df1068647f1bde9842548675fa038f61ecf4d20227a9911c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}