Macro Syntax Error

File: user-guides/notification-center/dynamic-templating/tera-usage/index.md

Line 131 in Markdown file: Encountered unknown tag 'set_global'. Jinja was looking for the following tags: 'elif' or 'else' or 'endif'. The innermost block that needs to be closed is 'if'.

    {% set_global default_key = "" %}