test_begin_subtest "Show message: json, inline attachment filename"
subject='json-show-inline-attachment-filename'
id="json-show-inline-attachment-filename@notmuchmail.org"
test_begin_subtest "Show message: json, inline attachment filename"
subject='json-show-inline-attachment-filename'
id="json-show-inline-attachment-filename@notmuchmail.org"