Transaction not yet indexed

5z66mSEAbrLqzsdeykqLSH7F7oDWCdCGBMbfmHorZfNuLcGGc17Pbe6bw2oA3M9xZg9ap6KFSLDaRPRrEkMLR4Nq

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