我有以下json：
{
"response": {
"status": 200
},
"user": {
"flex_meta": {
"layout": "[{\"windows\":[{\"type\":\"stream\",\"width\":260,\"x\":268,\"height\":763,\"y\":0,\"relatedDataObject\":{\"name\":\"watch\",\"id\":3190},\"arg\":\"watchlist:3190\"},{\"type\":\"rss\",\"width\":260,\"x\":536,\"height\":763,\"y\":0,\"relatedDataObject\":{\"class\":\"sss2.StockTwits.views.widgets.rss::rss_itemrenderer_ARN_stream\",\"title\":\"Abnormal Returns Now\",\"url\":\"http://www.abnormalreturns.com/link/index.rss\"},\"arg\":\"http://www.abnormalreturns.com/link/index.rss\"},{\"y\":0,\"height\":763,\"type\":\"stream\",\"width\":260,\"x\":0,\"arg\":\"recommended\"}],\"active\":true,\"name\":\"HUD\"}]",
"created_at": "2009-09-01T13:39:15Z",
"updated_at": "2010-10-03T19:52:10Z",
"snap_to_grid": true,
"confirm_unsubscribes": false,
"confirm_close_panels": false,
"last_version_used": "v1.2.3",
"confirm_close_editable_panels": false,
"send_alerts_to_status_bar": false,
"play_sound_on_new_message": false,
"id": 512,
"confirm_close_noneditable_panels": false,
"user_id": 512,
"play_sound_on_message_update_summary": true,
"open_links_in_std": true,
"stream_text_size": 12,
"display_message_update_summary": false,
"confirm_deletes": true
},
"avatar_url_medium": "http://avatars.stocktwits.com/production/512/medium-1251812630.png?1251812630",
"avatar_url_thumb": "http://avatars.stocktwits.com/production/512/thumb-1251812630.png?1251812630",
"single_access_token": "oFGOF0lMT9dLrXn6avxP",
"created_at": "2009-09-01T13:39:15Z",
"notify_followers": false,
"push_node": "push1.desktop.stocktwits.com",
"profile": {
"facebook_id": "Sheehan Alam",
"location": "arizona",
"created_at": "2009-09-01T13:39:15Z",
"approach": "Technical",
"title": "",
"updated_at": "2010-05-27T17:36:05Z",
"risk_profile": "Growth",
"focus": "chicks, cash, crystal",
"long_short": "Long",
"id": 512,
"user_id": 512,
"qualifications": "",
"website": "http://www.syalam.com",
"twitter_id": "syalam",
"investment_style": "always make money",
"capitalization_bias": "Small-Cap",
"bio": "mobile application developer at stocktwits",
"asset_classes_traded": "Equities",
"holding_period": "Long Term Investor",
"trading_experience": "Novice",
"personal_interests": "investing, heavy metal, starbucks, apple",
"industry": "Banking",
"education": "BS Computer Science"
},
"cc_to_twitter": true,
"last_api_login_at": "2010-10-16T03:29:54Z",
"perishable_token": "xQTMomBOyD0eGzS1oEQd",
"updated_at": "2010-10-16T03:29:54Z",
"following_count": 34,
"api_key": "77a89c2ad25d1eaa118050143e8307852d39433c",
"notify_direct_messages": false,
"id": 512,
"oauth_secret": "N8BOCHyPvkPPF7QySWsxAsUpg88RPXyXhJFfdhqRGw",
"updates_count": 663,
"suspended": false,
"notify_group_members": true,
"twitter_id": 14643241,
"persistence_token": "3d5dd4337b07fa76c08f6e1c64638e97920c86d9db28f652e67555602a255ba686de76eed7929dccf8260ad5d655435db34a32ef9d094f5258ac7d8cf126a886",
"recommended": false,
"followers_count": 26,
"last_name": "Alam",
"private_relations": false,
"investor_relations": false,
"avatar_url_large": "http://avatars.stocktwits.com/production/512/large-1251812630.png?1251812630",
"oauth_token": "14643241-xdG9ZRpylFsOV1s0U62x5Dx2oDh2ptyxXT1pDWqgQ",
"bio": "mobile application developer at stocktwits",
"login": "syalam",
"partner": false,
"email": "syalam@gmail.com",
"first_name": "Sheehan"
}
}
但收到错误：
-JSONValue failed. Error trace is: (
"Error Domain=org.brautaset.JSON.ErrorDomain Code=5 \"Unescaped control character '0x0'\" UserInfo=0x82b9bc0 {NSLocalizedDescription=Unescaped control character '0x0'}",
"Error Domain=org.brautaset.JSON.ErrorDomain Code=3 \"Object value expected for key: education\" UserInfo=0x82b9d20 {NSUnderlyingError=0x82b9c00 \"Unescaped control character '0x0'\", NSLocalizedDescription=Object value expected for key: education}",
"Error Domain=org.brautaset.JSON.ErrorDomain Code=3 \"Object value expected for key: profile\" UserInfo=0x82b9de0 {NSUnderlyingError=0x82b9d00 \"Object value expected for key: education\", NSLocalizedDescription=Object value expected for key: profile}",
"Error Domain=org.brautaset.JSON.ErrorDomain Code=3 \"Object value expected for key: user\" UserInfo=0x82b9e90 {NSUnderlyingError=0x82b9d60 \"Object value expected for key: profile\", NSLocalizedDescription=Object value expected for key: user}"
我不知道如何诊断？