Example :

Wiki :

# Transaction : [DCIM|http://servicedesk.baltagroup.com:8090/x/FItEAw]
#- Order : 10018972
# Error : EVT/003 : Released production order niet zichtbaar in DCIM
# Cause : [BC-4024]

In preview :

Finally :

1. Transaction : DCIM
   • Order : 10018972

2. Error : EVT/003 : Released production order niet zichtbaar in DCIM
3. Cause : [BC-4024]

Note the line space between first line and second level

This behavior is reproducible in support.atlassian.com