Transaction not yet indexed

RXppVPtbVRPEWRmaYfKybWptA9TDxoaH8oUNr4x9v7XVBkvbo1N7Py2rvKrtwyrKYFNJRsH99P4C916BmFJ5koT

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