Transaction not yet indexed

XMmkSXVC8G8kGSky4VLPALaUVtan5KUMdLB2sc25z4riuRvaE2gZQntGgaZyJmfQK2tgMM2hcwNJ1SYhb1zvuZS

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