Transaction not yet indexed

Ab91PtRAFEEv4wSBYCJtNAr9nbqMk3BHpLfumz3ckuMiJxaqDK3WSspAHGdV8q5RicRQtMDRdpscySXaG18gG1i

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