Transaction not yet indexed

5SDN19CRUdkcGKXy3CN7DNX6LNKsUeQjXRBDKA1N8R19vWYhcD86zSKmswPytxM3mc6WL63BNHq8BfJHjtcNvrq8

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