["region:us"]
[{"name": "asin", "dtype": "string"}, {"name": "description", "dtype": "string"}, {"name": "title", "dtype": "string"}, {"name": "imUrl", "dtype": "string"}, {"name": "salesRank", "dtype": "string"}, {"name": "categories", "dtype": "string"}, {"name": "price", "dtype": "float64"}, {"name": "related", "dtype": "string"}, {"name": "brand", "dtype": "string"}, {"name": "docno", "dtype": "string"}, {"name": "text", "dtype": "string"}]