我的弹性搜索产品有以下格式和变化。如果我知道要搜索的参数，我可以进行各种搜索。但由于嵌套的子类别，某些产品的变化与其他产品不同。
{
"_index": "ecommerce",
"_type": "products",
"_id": "12895",
"_score": 1,
"_source": {
"title": "Blue Armani Jeans",
"slug": "blue-armani-jeans",
"price": 200,
"sale_price": 0,
"vendor_id": 62,
"featured": 0,
"viewed": 0,
"stock": 1,
"sku": "arm-jeans",
"brand": "",
"rating": 0,
"active": 0,
"vendor_name": "Armani",
"category": [
"Men Fashion",
"Casual Wear"
],
"image": "armani-jeans.jpg",
"variations": [
{
"variation_id": "32",
"stock": 10,
"price": 199,
"variation_image": "",
"sku": "arm-jeans-11",
"Size": "38",
"Color": "Blue"
},
{
"variation_id": "33",
"stock": 10,
"price": 199,
"variation_image": "",
"sku": "arm-jeans-12",
"Size": "40",
"Color": "Blue"
}
]
}
},
这只是一种产品，我有数百种具有不同变化参数的类似产品。是否有可能从某个类别中获取所有变量参数的列表？
必需： 获取男士休闲装的所有变化参数即。颜色，尺寸，价格，腰围等