Transaction not yet indexed

42upcKWN1aMynNv9rfx4AgPjFyyddaAPT1uH5yvcq5Go7Z7cxX96TSsLHqTKKEYzNx6rY6FVE9Z1PrvrKKdzwsv1

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