{ "total_queries": 10000, "allocation": { "single_term": 0.25, "multi_term": 0.25, "filtered": 0.2, "rare_term": 0.15, "common_term": 0.15 }, "random_seed": 42, "vocab_size": 50, "categories": [ "tech", "finance", "science", "health", "business" ] }