Yes, i think nostr:npub1syjmjy0dp62dhccq3g97fr87tngvpvzey08llyt6ul58m2zqpzps9wf6wl has not the complete documentation about that. It is new experimental feature introduced in recent version

nostr:nevent1qqsxzkjc0eq85ve0n7amdggj46pz7ycysqlrn2yeyfy90eak0manc2spzamhxue69uhhgetnwshxuenjv4kxz7fwv9c8qtczgqurzv34vgunzvt9vscx2wf5v33x2vesxquxzvrzv56rscmxv56kxepsvvcxyvp48yerxcmxvenrjvfhv9jnwefcxajxzwp5xqcrswpne0v520