BrandRankingSummary

{
    "brandName": "string",
    "category": {
        "categoryId": 0,
        "level1CategoryId": 0,
        "level2CategoryId": 0,
        "level3CategoryId": 0,
        "typeId": 0,
        "categoryNameCn": "string",
        "categoryNameRu": "string"
    },
    "updatePeriod": "2026-05-20",
    "monthSales": 0,
    "monthGmv": 123.45,
    "top5BrandGmvRate": "50.00%",
    "brandGmvRate": "50.00%",
    "top10ProductGmv": 123.45,
    "top10ProductGmvRate": "50.00%",
    "top10AveragePrice": 123.45
}