Transaction not yet indexed

5S421GPM6kg2WtteSrf1WpRpfoYma8Gzyo8hJ12upVN2Aw17cWuSraR3DFCuHBdjcmBHHU5yH7vjG1p6JCS37UUj

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