我对这个交易很感兴趣。
房屋买卖契约和收条。[{'character': '房', 'pinyin': 'fang2', 'highest pitch': 9.91, 'lowest pitch': 7.84, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '屋', 'pinyin': 'u1', 'highest pitch': 10.52, 'lowest pitch': 9.91, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '买', 'pinyin': 'mai3', 'highest pitch': 10.25, 'lowest pitch': 5.73, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '卖', 'pinyin': 'mai4', 'highest pitch': 9.39, 'lowest pitch': 5.73, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '契', 'pinyin': 'qi4', 'highest pitch': 9.51, 'lowest pitch': 7.77, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '约', 'pinyin': 've1', 'highest pitch': 9.73, 'lowest pitch': 7.77, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '和', 'pinyin': 'he2', 'highest pitch': 9.41, 'lowest pitch': 7.73, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '收', 'pinyin': 'shou1', 'highest pitch': 10.78, 'lowest pitch': 8.56, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '条', 'pinyin': 'tiao2', 'highest pitch': 8.09, 'lowest pitch': 4.9, 'duration': 0.42, 'prosody hierarchy': '#4'}]