Transaction not yet indexed

21n8fcrKctLcuRG6ufmJQtcpajyji2BSgTT41AzHB3kdniUoREmRezAXKQ1FdQtLejgbuwv5h8tDw3wpcDDD4j4y

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