pub fn event_map_to_list(
map: IndexMap<&str, (Vec<NonZeroUsize>, Vec<NonZeroUsize>), BuildHasherDefault<FxHasher>>,
) -> Vec<SpanGraphEvent>pub fn event_map_to_list(
map: IndexMap<&str, (Vec<NonZeroUsize>, Vec<NonZeroUsize>), BuildHasherDefault<FxHasher>>,
) -> Vec<SpanGraphEvent>