Transaction not yet indexed

421F4vcRmUog3Z1nNZ2J8hk7L6YXhWgqBFRUNMwq2C8YW71nKa3YBbwe952Rb8bFjC6A4pD4phUGS5gB4YbyBCc1

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