arc_id,structure_type,structure_index,coverage_uuid
1,INTERNAL,1,464e6862-18af-49da-99a2-05f0bcabcf48
1,INTERNAL,3,3af2c577-52ba-4dab-92dc-45e0b2834385
-1,MONITOR_MIDDLE,5,464e6862-18af-49da-99a2-05f0bcabcf48
-1,MONITOR_MIDDLE,6,3af2c577-52ba-4dab-92dc-45e0b2834385
