Transaction not yet indexed

MCReq8QoAzFPgJtqtF7mXtc1G59QvXTmRr66ZwEZjERK2uyUH8fjR6P6AwKMo15ix1RtCsWRqSMyM2LdTZEZCvq

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