output=$(notmuch reply --format=json 'id:protected-header@crypto.notmuchmail.org')
test_json_nodes <<<"$output" \
'subject:["original"]["headers"]["Subject"]="This is a protected header"' \
output=$(notmuch reply --format=json 'id:protected-header@crypto.notmuchmail.org')
test_json_nodes <<<"$output" \
'subject:["original"]["headers"]["Subject"]="This is a protected header"' \