Product Variant
Shopify API
https://help.shopify.com/en/api/reference/products/product-variant
Description
Allows you to update variants. The product variant update is often paired with the Variant download to facilitate updates to fields such as price.
See the following section Product Variant Download for further information.
Update Mode
Update only.
Writeback Fields
None - The variant upload is update only.
Update/Variant Handling
To update a variant the variant's id must be specified. Attempting to update a variant with an invalid (or no id) will result in an error.