Transaction not yet indexed

121JSDYPmDKvXaLyaykqxS16MdoruXidhDdvsacSpBj6mGUnFwcJvof84CiUcyPueh1Tvs3UBQjVdQuvE3gQEnHv

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