Transaction not yet indexed

5Sh1kcsuyHo2Wr3c6cK8VbjhJ3cFEY5z6FNa8p5oUYY1qq3CCkxEmvNYHvATK3dsqhcPpSCVCbFo2XnpGbmCxX18

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