Transaction not yet indexed

KULXa4rqY9ZjQATR5PACnUdk4y4G8Xc8uJrhXkYDxEgTY3g7CxSFWBunQsMQhJ9arXeSrjknWUHq9BKdALPEqb8

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