Transaction not yet indexed

WFGkLqCg8NGf2sGrDbWYTf2guKdrAAZg477jjdFjkdpMFqCL9up6TqjAmTxUAgQn9pgpdGUbJBHuHPMK5TREVFh

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