Transaction not yet indexed

421CEc6fJMWwwGud8VHpSiXbBSK6jLNa2xChtkFQeJdVSaThAaiT3QESrj9zHAa6Ya2vCyVtFdp8NghndFDXqkH4

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