id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
access_x2m_demo_line,access_x2m_demo_line,model_x2m_demo_line,base.group_user,1,0,0,0
access_x2m_demo_line_admin,access_x2m_demo_line_admin,model_x2m_demo_line,base.group_system,1,1,1,1
access_x2m_demo,access_x2m_demo,model_x2m_demo,base.group_user,1,0,0,0
access_x2m_demo_admin,access_x2m_demo_admin,model_x2m_demo,base.group_system,1,1,1,1