Transaction not yet indexed

21tmtfhYKCC8EWdnTRTd4zLrQCC8rDvviTFz8WZcwMXPWHJqBUwtEfbf1CcCdg1N5CVZxEvZNpVWhqvYzEJXPSfr

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