Transaction not yet indexed

21apqTusbt33yxv5GKHpm9z5ttkFAjmD5uRC9QkZKmVuhMv7krFCNu8uLh3dR3Nw3BWBDNQNwyDmKdcz1b9CtL6G

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