Transaction not yet indexed

RTLzf5yjXysdMTGJWNEpCbE8FUEHteQvjtZqnaMsNfvMW5uP2tEdaoLxdzKVZ8UJhf78WaNG5BPbd4LSDpE6Cv7

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