Transaction not yet indexed

21MNGK4U8yYwEMaeDUMknCDGBigCyWhtGKrZyhXJxncNKmHUB6oxGP9t3qhsntrwG7mMJCiGDFjmYL3wm1u3prKR

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