keepa.models.backend.MerchantBrandStatistics# pydantic model keepa.models.backend.MerchantBrandStatistics# Backend MerchantBrandStatistics model generated from the Keepa Java schema. Fields: brand (str | None) productCount (int | None) avg30SalesRank (int | None) productCountWithAmazonOffer (int | None) field avg30SalesRank: int | None = None# the 30 day average sales rank of these products field brand: str | None = None# the brand (in all lower-case) field productCount: int | None = None# the number of products this merchant sells with this brand field productCountWithAmazonOffer: int | None = None# how many of these products have an Amazon offer