Dear {{recipient.name}},
{{sender.name}} invites you to join {{object.name}}
{{#object.briefdescription}}About {{object.name}}: {{& object.description }}
{{/object.briefdescription}} {{^object.briefdescription}} {{#object.description}}About {{object.name}}: {{& object.description }}
{{/object.description}} {{/object.briefdescription}}