Transaction not yet indexed

5b99yXboAwbybfkfxAY5oGFJi9UqxPHCNdcZKRWPHCLSyGf4Sb4dCYGHuNcuJSupZufrYzRFc4w42pLeyKV8y9D1

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