Transaction not yet indexed

21tg15srauVMkmAK8V8pBR4Gd4vGyqx8eDpvxfBjiw87f7fiaeGiM2tThPLaQkoys1XYpFbjNkqJWgv9Sf7cbBsK

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