Transaction not yet indexed

NKHum3QX3CgUovecSAYSprPAtj3mjgXhf17pcZ9p1XVkxBPQSsVBZxeJhKAcDLZsjK4aaynWZFNDz5RSCpE3Lxe

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