{% macro get_subject() -%} Survey "{survey_title}" for event "{event_title}" has started. {%- endmacro %} {% macro get_html_body() -%} Dear user,

The survey "{survey_title}" on the event "{event_title}" is now open.


You may answer the survey by clicking the link below:
{survey_link}

Best regards
{{ session.user.full_name }} {%- endmacro %}