Transaction not yet indexed

WM4RspEkJaq1KYPiDAchWYFkgM6Pu2AVk5co39HqjYrrFwFUqFvNrMvXYo7oPkygUxrn7Ntux4qAAa3or8kqMG2

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