Transaction not yet indexed

4k21qhUg5Qa5iYUjTPfQm8STk6ERKUQLbnPF8aMDDatnuoWSgu8T3u6hBdrmcAbqFtkiAGrHsuuD7U8tPY265w1Y

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