{ "1": { "lesson_number": 1, "lesson_name": "Masculine and Feminine Nouns", "vocabulary": [ { "arabic": "كِتَابٌ", "transliteration": "kitaabun", "english": "book" }, { "arabic": "بَيْتٌ", "transliteration": "baytun", "english": "house" }, { "arabic": "قَلَمٌ", "transliteration": "qalamun", "english": "pen" }, { "arabic": "طَاوِلَةٌ", "transliteration": "taawilatun", "english": "table" }, { "arabic": "مَدْرَسَةٌ", "transliteration": "madrasatun", "english": "school" }, { "arabic": "نَافِذَةٌ", "transliteration": "naafidhatun", "english": "window" } ], "grammar_points": [ "masculine_feminine_nouns" ], "grammar_sections": {}, "difficulty": "beginner" }, "2": { "lesson_number": 2, "lesson_name": "Lesson 2", "vocabulary": [], "grammar_points": [], "grammar_sections": {}, "difficulty": "all" } }