Transaction not yet indexed

518Gup7KcTnETofyG5Xk9BshmCJ5U7uEMUhkVrpizd6Az7BcDbowuYBSfNsZnuiFKkkh2iw86TvzfRPDR1SyEQMU

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