Transaction not yet indexed

8k91J2dZitAU8nBuPcdk1XpZ7pTv3b2DdRkVLPRZJhEVNbgqopn5hn3Jek9GEzaPkMACq2ayiT5RsyH4JSyf4Sb

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