Transaction not yet indexed

421SKxnQmr7WQtLjCYMLtqieSxA4iLPiLSFTm3Ty6cLB8YJiBCebSVrg3QUCMinWNFFupBVXLBTC9WT5WkiSipek

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