Transaction not yet indexed

491JzmNPvPZRZDHmP8PMFZGpApcdRPaKhetS9xG34vDsCF1dU5JbdXn3uCdEtAVYToqvoa3jH4TMWi38Z6PhCyz2

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