Transaction not yet indexed

491CeCixfvJbvJRMKm716Xf8yc73fzmphzrjw3untKXukTTH1fqNVBN6DvgfWMCLvQ638Fsh3YTUxnxM9WKkmbF6

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