{
  "features": {
    "model": "B1-780", 
    "name": "ACER B1-780", 
    "vendor": "ACER",
    "cost":[
      {"price":100,
       "currency":"EUR",
       "date":"20171203",
       "desc":"ACER Iconia One 7 Black 16GO"
      }
    ]
  }
}