Add Group To Content Restriction

This PUT operation adds a specified group to content restrictions for a particular operation on a Confluence page or blog post. The endpoint requires three path parameters: the content ID, an operation key (such as 'read' or 'update'), and the group ID to be added to the restriction. When executed, it grants the specified group permission to perform the designated operation on the content, effectively managing fine-grained access control at the group level. This is useful for administrators w...