{"L1_core": {"type": "entrepreneur", "domain": "personal_development", "category": "vision", "subcategory": "professional"}, "L2_attributes": {"skills": ["leadership", "strategy", "networking", "innovation"], "traits": ["persistent", "visionary", "adaptable"], "mindset": ["growth", "resilient", "opportunistic"]}, "L3_milestones": {"early": ["idea_validation", "first_business", "initial_revenue"], "growth": ["profitability", "team_building", "market_expansion"], "mature": ["scaling", "legacy_creation", "mentoring_others"]}}