この JSON の解析に問題があります。JSONObject o に次のデータがあります。criticals_score の値を取得するにはどうすればよいですか?
{
"total":1,"
movies":
[{
"id":"770672122",
"title":"Toy Story 3",
"year":2010,
"mpaa_rating":"G",
"runtime":103,
"critics_consensus":"Deftly blending comedy, adventure, and honest emotion, Toy Story 3 is a rare second sequel that really works.",
"release_dates":{"theater":"2010-06-18","dvd":"2010-11-02"},
"ratings":
{
"critics_rating":"Certified Fresh",
"critics_score":99,
"audience_rating":"Upright", .......
ありがとう