Transaction not yet indexed

5UbKKBKdq6T7R4ALPTurfFn794k8Ze5QjbaDo8kk1k9Ui5YQWmBq5bnYMc8veQpP2nJ3QimBU4DCRFrFsUtfAp19

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