Transaction not yet indexed

421WZRTyHMZ1NkMQ64c3jPwoxFKB9FTqTFQtdEzHHuCVCrjPoHv5pz8Wc9PNLjp1dGGbRaG6VmLxNiuSFEE6KJ68

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