Transaction not yet indexed

21SkmuABLUisHmj4gBVNrVcd6bZEtkYpSuxJLGjp9UEcSYQFnxt5ADEaqbnGrKV6SRfc2mG8usP8iJHW3ohWZa5f

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.