Transaction not yet indexed

421UZVCZh7bPF7MULHkWekeM7JHL5FVw4f21uLyBcoBsXZHtXuzVp1W7jVRWocpgTKuJceTCNWHdAEcznNKA4AWo

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