Transaction not yet indexed

TH21aH8qLzi9e96CDZaFcUcxyvTPp9wr7S7a2RaGDhR2g6FWvhcEsYvTbkKYm8Qtu3N8r6uAGthTFDwTJi52nVR

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