Updated Main.go for metrics

Added metrics to example

example/main.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"sancus.carpanet.net/sjc/tastytrade"
 	"os"
+	"encoding/json"
 )
 
 func main() {
@@ -95,4 +96,13 @@ func main() {
 		return
 	}
 	fmt.Println("Option chain:", optionChain)
+
+	// Get Metrics
+	metrics, err := api.GetMarketMetricInfo("AAPL")
+	if err != nil {
+		fmt.Println("Error fetching market metrics", err)
+		return
+	}
+	jmet, _ := json.MarshalIndent(metrics.Data, "", "    ")
+	fmt.Println("Market Metrics for AAPL: ", string(jmet))
 }