diff --git a/src/internal/converters/eml/tools/main.go b/src/internal/converters/eml/tools/main.go
new file mode 100644
index 000000000..8e277acb7
--- /dev/null
+++ b/src/internal/converters/eml/tools/main.go
@@ -0,0 +1,62 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"os"
+
+	"github.com/alcionai/corso/src/pkg/services/m365/api"
+)
+
+func main() {
+	// Open the JSON file
+	jsonFile, err := os.Open("data.json")
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	defer jsonFile.Close()
+
+	// Read the file contents
+	byteValue, _ := io.ReadAll(jsonFile)
+
+	// Declare an empty interface for holding the JSON data
+	var jsonData interface{}
+
+	if !json.Valid(byteValue) {
+		fmt.Println("INVALID JSON")
+	}
+
+	_, err = api.BytesToMessageable(byteValue)
+	if err != nil {
+		fmt.Println("Error converting to messagable", err)
+	}
+
+	// Unmarshal the byteValue into the jsonData interface
+	err = json.Unmarshal(byteValue, &jsonData)
+	if err != nil {
+		fmt.Println("Error parsing JSON:", err)
+		return
+	}
+
+	// Marshal the data back into JSON for pretty output
+	prettyJSON, err := json.MarshalIndent(jsonData, "", "    ")
+	if err != nil {
+		fmt.Println("Error marshalling JSON:", err)
+		return
+	}
+
+	// Print the pretty JSON
+	fmt.Println(string(prettyJSON))
+
+	if !json.Valid(byteValue) {
+		fmt.Println("INVALID JSON")
+	}
+
+	_, err = api.BytesToMessageable(byteValue)
+	if err != nil {
+		fmt.Println("Error converting to messagable", err)
+	}
+	fmt.Println()
+}