{"access":"sample","authenticated":false,"message":"Full BtoAI release requires x-api-key or Authorization: Bearer token.","schema_version":"btoai.release.v1","generated_at":"2026-05-14T03:09:54+09:00","as_of":"2026-05-14","cadence":{"scout_interval_days":3,"release_interval_days":7},"quality_gate":{"min_release_score":0.8,"min_confidence_score":0.8,"review_required_policy":"Weak, inferred, or low-confidence signals are excluded from paid release."},"counts":{"all_signals":149,"release_items":146,"review_required":3,"visible_universities":923,"by_scope":{"official_open_campus":69,"direct_university_news":6,"academic_calendar":12,"housing_support":59,"regional_or_policy_news":1,"global_news":2},"by_signal_type":{"open_campus":69,"faculty_change":5,"admission_change":2,"tuition":2,"academic_calendar":12,"housing_support":59}},"sample_limit":20,"sample_signals":[{"id":"892870313385596e","signal_type":"open_campus","scope":"official_open_campus","title":"びわこ学院大学 Open Campus 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