Transaction not yet indexed

21k3kpMWTbeWeCBk8pNzaHuUPuqLjafD8n4gRPTdnmxv6S7jkJvgpcUc8FXQmW2TcdYfUMepU74MK3kBpWwFM3Kn

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