parsing JSON problem

Hi all,
I have a problem, the Object dict can't read this json http://api.citybik.es/bicing.json
it says "cannot read dictionary: 0"

Other question, how to read an object using dict? the object is weather:
Thanks for the help!

{
    "coord" :     {
        "lon" : 5.12,
        "lat" : 52.09
    }
,
    "sys" :     {
        "message" : 0.0043,
        "country" : "NL",
        "sunrise" : 1397450606,
        "sunset" : 1397500556
    }
,
    "weather" : [         {
            "id" : 521,
            "main" : "Rain",
            "description" : "proximity shower rain",
            "icon" : "09d"
        }
],
    "base" : "cmc stations",
    "main" :     {
        "temp" : 283.51001,
        "pressure" : 1018,
        "temp_min" : 282.589996,
        "temp_max" : 284.820007,
        "humidity" : 67
    }
,
    "wind" :     {
        "speed" : 9.77,
        "gust" : 14.91,
        "deg" : 306
    }
,
    "rain" :     {
        "1h" : 0.41
    }
,
    "clouds" :     {
        "all" : 92
    }
,
    "dt" : 1397472190,
    "id" : 2745912,
    "name" : "Utrecht",
    "cod" : 200
}