sample json

{"states":[
    {"id":"1","name":"Alberta","regions":[
        {"id":"1","name":"Canadian Rockies","cities":[
            {"id":"1","name":"Banff\/Canmore"}]},
        {"id":"2","name":"Calgary","cities":[
            {"id":"2","name":"Calgary"}]},
        {"id":"3","name":"Central Alberta","cities":[
            {"id":"3","name":"Lloydminster"},
            {"id":"4","name":"Red Deer"}]},
        {"id":"4","name":"Edmonton","cities":[
            {"id":"5","name":"Edmonton Area"}]},
        {"id":"5","name":"North Alberta","cities":[
            {"id":"6","name":"Fort McMurray"},
            {"id":"7","name":"Grande Prarie"}]},
        {"id":"6","name":"South Alberta","cities":[
            {"id":"8","name":"Lethbridge"},
            {"id":"9","name":"Medicine Hat"}
        ]}
    ]}, ...