Transaction not yet indexed

21Wtfczr2YQPCUFiSLx3qjJTKWSS1YRDkqVivwWbrpn5WFYRuE9SdvwmLrY5kHvvXQzFjqAV1ToGZpvNERxThpS1

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