So, to begin with a few cliche's and mangled metaphors - we're conversing apples and oranges a tad comparing OG and Schema.org, and when it comes to this metadata It really is horses for classes. Dynamic pricing can be dealt with through normal updates to your schema markup. Using an https://mixbookmark.com/story4537473/the-smart-trick-of-rich-snippets-autom%C3%A1ticos-json-ld-opengraph-seo-that-no-one-is-discussing