Transaction not yet indexed

5u18SwFbuPkSJKMSsLSq8zh5xNxznGUrPCRRfaG6bLLpmfje4spU6EszCy69Veu9TZBK54DKoW5QhZJJEFoU4SjS

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