Transaction not yet indexed

YLMyjDdxnk6S6VbyXXyfNjSp3xvAGFqv6rSVmGdNbfmGHc4yoM3YwbMdMQPR5mmJSAgWFDVgk3jh7XFP45kx4vQ

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