~$ <span class="userinput">echo "Arvados project uuid is '$project_uuid'"</span>
~$ <span class="userinput">read -rd $'\000' newlink <<EOF; arv link create --link "$newlink"</span>
<span class="userinput">{
- "tail_uuid":"$all_users_group_uuid",
+ "tail_uuid":"${uuid_prefix}-j7d0g-fffffffffffffff",
"head_uuid":"$project_uuid",
"link_class":"permission",
"name":"can_read"