Transaction not yet indexed

21NzmHPBJvzmZtibeGGP5b2webw8Sk9cVPgrtpMPVEPHzCihL5uiEzHAFGQCnT1EdZS4Eu1uLJWvQ1ggX9Rg38Z7

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