C # deserialization of JSON array objects

To deserialize Douban station data:

{"R": 0, "song": [{"picture": "http: \/img1.douban.com \/mpic \/s1417892.jpg", "albumtitle ": "I'm not Huang Rong", "company": "", "rating_avg": 3.19481, "public_time": "2004", "ssid": "0283", "album ": "\/subject \/1408779 \/", "like": "0", "artist": "Wang Rong", "url": "http: \ // mr3.douban.com \/201204261547 \/Users \/view \/song \/small \/p702236133 "," title ":" I am not Huang Rong "," subtype ": "", "length": 217, "sid": "702236", "aid": "1408779" },{ "picture": "http: \ // img1.douban.com \/mpic \/s1413751.jpg "," albumtitle ":" stick to the end "," company ":" "," rating_avg ": 3.45544," public_time ": "2002", "ssid": "ea36", "album": "\/subject \/1404968 \/", "like": "0", "artist ": "Addu", "url": "http: // mr3.douban.com \/201204261547 \/61fd94ed3d09ac99c2adbc79b6f0b1 \/view \/song \/small \/p468095.mp3", "title ": "If you leave you next time", "subtype": "", "length": 263, "sid": "468095", "aid": "1404968 "}, {"picture": "http: \ // img3.douban.com \/mpic \/s3839395.jpg", "albumtitle": "float Year", "company": "", "rating_avg ": 4.52431, "public_time": "2003", "ssid": "6f05", "album": "\/subject \/1408222 \/", "like ": "0", "artist": "Li Jian", "url": "http: \ // mr3.douban.com \/201204261547 \/Users \/view \/song \/small \/p696589133 "," title ":" Violet "," subtype ":"", "length": 276, "sid": "696589", "aid": "1408222" },{ "picture": "http: \ // img1.douban.com \/mpic \/s2974583.jpg "," albumtitle ":" favored "," company ":" "," rating_avg ": 4.33157," public_time ": "1998", "ssid": "c7ed", "album": "\/subject \/1776536 \/", "like": "0", "artist ": "Liu Qin", "url": "http: \ // mr4.douban.com \/201204261547 \/Hangzhou \/view \/song \/small \/p706174.mp3", "title ": "visit", "subtype": "", "length": 254, "sid": "706174", "aid": "1776536" },{ "picture ": "http: \ // img1.douban.com \/mpic \/s1648854.jpg", "albumtitle": "Wuniang", "company": "", "rating_avg": 3.6028, "public_time": "2006", "ssid": "9d7a", "album": "\/subject \/1777567 \/", "like": "0 ", "artist": "Cai Yilin", "url": "http: \/mr3.douban.com \/201204261547 \/Users \/view \/song \/small \/p626537.pdf ", "title": "Wuniang", "subtype": "", "length": 184, "sid": "626537", "aid": "1777567 "}, {"picture": "http: \ // img1.douban.com \/mpic \/s000000002.jpg", "albumtitle": "Greatest Hits", "company ":"", "rating_avg": 4.12889, "public_time": "2004", "ssid": "ada5", "album": "\/subject \/1770175 \/", "like": "0", "artist": "A-Teens", "url": "http: \\// mr3.douban.com \/201204261547 \/ce48ab60ae6071463515f50fb80af9fb \/view \/song \/small \/p580439.pdf "," title ":" Can't Help Falling In Love ", "subtype": "", "length": 185, "sid": "580439", "aid": "1770175" },{ "picture": "http: \ // img1.douban.com \/mpic \/s3440611.jpg "," albumtitle ":" Playing My Game "," company ":" "," rating_avg ": 4.5791," public_time ": "2003", "ssid": "8dea", "album": "\/subject \/3346253 \/", "like": "0", "artist ": "Ene Marlin", "url": "http: \ // mr5.douban.com \/201204261547 \/1211b87f7ee89232b446f6464bcfa978 \/view \/song \/small \/p1516271.mp3 ", "title": "Unforgivable Sinner", "subtype": "", "length": 241, "sid": "1516271", "aid": "3346253 "}, {"picture": "http: \ // img3.douban.com \/mpic \/s1646146.jpg", "albumtitle": "All Good Things", "company ":"", "rating_avg": 4.37042, "public_time": "2004", "ssid": "f6dc", "album": "\/subject \/1401415 \/", "like": "1", "artist": "Sissel", "url": "http: \ // mr3.douban.com \/201204261547 \/Users \/view \/song \/small \/p380437.pdf "," title ":" shocould It Matter "," subtype ": "", "length": 303, "sid": "380437", "aid": "1401415" },{ "picture": "http: \ // img3.douban.com \/mpic \/s3375098.jpg "," albumtitle ":" Christmas in My Hear... "," company ":" "," rating_avg ": 4.42263," public_time ":" 2007 "," ssid ":" 03ba "," album ": "\/subject \/3311456 \/", "like": "0", "artist": "Sarah Connor", "url": "http: \ // mr3.douban.com \/201204261547 \/Users \/view \/song \/small \/p1528887.mp3 "," title ":" Christmas in My Heart "," subtype ": "", "length": 288, "sid": "1528887", "aid": "3311456" },{ "picture": "http: \ // img1.douban.com \/mpic \/s1931453.jpg "," albumtitle ":" The Simpsons: Songs... "," company ":" "," rating_avg ": 4.06341," public_time ":" 2006 "," ssid ":" a51a "," album ": "\/subject \/1928228 \/", "like": "0", "artist": "Danny Elfman \/Alf Clausen", "url": "http: \ // mr4.douban.com \/201204261547 \/Users \/view \/song \/small \/p522272.mp3 "," title ":" Two Dozen And One Greyhounds (", "subtype": "", "length": 121, "sid": "522272", "aid": "1928228"}]}
Error: "should be the" root "element from the namespace ".. If the namespace is "" or "None ". "
Construct the corresponding class when deserializing JSON data using. NET 3.5

Class Songs
{
[DataMember]
Public string r {get; set ;}

[DataMember]
Public playlist [] song {get; set ;}
} Playlist is a class constructed based on the data type of Douban.

Solution: remove '\' from the data.