Transaction not yet indexed

4w21GdkqaoLzDNc4bu4uxzGMDNMR2bXMc6JRFHTqjFJPMZiMU1BiUfafWEU8XCXM4bC9SQv8iXYi3mQWd919nRhN

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