OptionalfieldWhich product field will be used to match value on. If not provided, productId is used
Where the pinned product will appear on the search page. Starts from 1
If product field matches any of the provided values, pin will be applied. Currently, only exact match of values is supported
Used to change positions of returned products. Pinning rearranges returned product positions, which means that if product is not returned with search results, it won't be pinned.