Get Product Variants Info
Returns a list of variants associated with the product identified by the `productId` parameter.
Analogous to the [Get all product variants](/developer/api-reference/rest/admin/catalog/product-variants/get-product-variants) endpoint in the default BigCommerce API.
Equivalent Storefront GraphQL API Query: `productVariantsInfo`. For more information, see the [GraphQL Playground](https://api-b2b.bigcommerce.com/graphql/playground).