OptionalpageThe page to update. name is required in the form pages/{page_id}.
Only fields selected by update_mask are written.
OptionalupdateNonempty set of Page fields to update. Supported paths are display_name,
body, synonyms, description, state, and owner_ids, without a page.
prefix. Wildcards, domain, and server-assigned fields are not supported.
In REST requests, pass a comma-separated query parameter, for example
update_mask=display_name,body. There is no implicit update of all fields.
Request for UpdatePage.