{"ok":true,"schema_version":1,"data":{"schema_version":1,"netuid":15,"event_pallet":"SubtensorModule","event_method":"SubnetOwnerChanged","count":1,"ownership_changes":[{"netuid":15,"old_coldkey":"5GMtrkkvybJiWpo5boj5oVfKmGVgcrghwuubAytsny5LzycW","new_coldkey":"5EHdase3QHY1FSU2KoxzpbnkzGhxBZEVcWU85zyjrxG62KTK","block_number":null,"observed_at":"2026-09-04T00:56:00.555Z","source":"owner-observation"}],"observed_through":"2026-09-04T00:56:00.555Z"},"meta":{"artifact_path":"/api/v1/subnets/15/ownership-history","cache":"short","contract_version":"2026-07-03.2","source":"lakehouse-cold-tier"}}