Transaction not yet indexed

21ckh2Dp9SgbGC3VSNj2Nu5fyNDFMw8DG4eHugY55eGnYo2zzNdBtu2xUCZsrFTftyXFbYanYEkDft4EnFtk6k89

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