{"brand_slug":"mini","brand_name":"MINI","model_slug":"john-cooper-works","model_name":"John Cooper Works","sample_size":2,"price_min":24030,"price_median":25746,"price_max":27461,"thin":true,"price_history":[{"month":"2026-06","median_price":23601,"sample_size":1},{"month":"2026-07","median_price":25746,"sample_size":2}],"generated_at":"2026-07-30T00:13:51.286061Z"}