Transaction not yet indexed

21a856qgMXYTfMa8KgSzggxBbP5FYkQCNjwJUaF7a8RuRLhZGVVZU1YsfCWftpmfqV7ExCph3Feoa4DxbcQHTNuc

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