ms/packages/sponge/src/typings/org.spongepowered.api.boss.BossBarOverlay.ts

declare namespace org {
    namespace spongepowered {
        namespace api {
            namespace boss {
                // @ts-ignore
                interface BossBarOverlay extends org.spongepowered.api.CatalogType {
                }
            }
        }
    }
}