Transaction not yet indexed

21U8tpU7Xky7M7yxjrTobyVaJjcUfwcd19P6pVKdjXDQsx98m527KNot7sCKBhzHfX8ntQbLS33FLTg1VNwP8yjo

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