Transaction not yet indexed

55U9Q8NB9M4FsYDQr9s171ar1nFmAm6wFnMvFiM4esNWJ4pprrWEakv4Ga5BGrP2Jd3HHGyBjbSDZg5S5AdBgPx1

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