Transaction not yet indexed

668VWpVmsFaW69D1mdyWsXcPr5A7bs391F575Vb3aNFQHxCGjVR1UXyC2vwAHLcknZ8CKKmHrbwB3MJmgzfKtUtL

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