ProductImage Functions
getProductImages(productId, ...)getProductImagesCount(productId, ...)
getProductImage(productId, imageId, ...)
createProductImage(productId, image, ..., filepath)
modifyProductImage(productId, image, ..., filepath)
deleteProductImage(productId, imageId, ...)
a Product id number
additional request parameters
a ProductImage id number
a list containing ProductImage fields
the filepath to an image to upload
a list containing a ProductImage fields or a list of ProductImages
Shopify API ProductImage documentation: https://help.shopify.com/api/reference/products/product_image