diff --git a/example_json_test.go b/example_json_test.go
new file mode 100644
index 0000000..40bae56
--- /dev/null
+++ b/example_json_test.go
@@ -0,0 +1,29 @@
+package wasmhttp_test
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	wasmhttp "github.com/nlepage/go-wasm-http-server"
+)
+
+// Example_JSON demostrates a simple hello JSON service.
+func Example_JSON() {
+	http.HandleFunc("/hello", func(res http.ResponseWriter, req *http.Request) {
+		params := make(map[string]string)
+		if err := json.NewDecoder(req.Body).Decode(&params); err != nil {
+			panic(err)
+		}
+
+		if err := json.NewEncoder(res).Encode(map[string]string{
+			"message": fmt.Sprintf("Hello %s!", params["name"]),
+		}); err != nil {
+			panic(err)
+		}
+	})
+
+	defer wasmhttp.Serve(nil)()
+
+	// Wait for webpage event or use empty select{}
+}
diff --git a/serve.go b/serve.go
index a646923..4555a15 100644
--- a/serve.go
+++ b/serve.go
@@ -8,7 +8,7 @@ import (
 	"github.com/nlepage/go-wasm-http-server/internal/whutil"
 )
 
-// Serve serves HTTP requests using handler or http.DefaultServeMux if handler is nil
+// Serve serves HTTP requests using handler or http.DefaultServeMux if handler is nil.
 func Serve(handler http.Handler) func() {
 	h := handler
 	if h == nil {