Add "direction" field with the getter setter method.

Ajit/WhatsApp two-way Communication bot/src/WhatsAppWebhookUpdate.java

@@ -21,6 +21,7 @@ public class WhatsAppWebhookUpdate {
     private List<Message> messages;
     private String template_name;  // can be null
     private String template_language;  // can be null
+    private int direction;
     
     
    
@@ -34,7 +35,7 @@ public class WhatsAppWebhookUpdate {
 	}
 
 	public String getSender() {
-		System.out.println("In WhatsAppWebhookUpdate getSender");
+		System.out.println("In WhatsAppWebhookUpdate getSender..");
 		return sender;
 	}
 
@@ -133,7 +134,18 @@ public class WhatsAppWebhookUpdate {
 	
 
 
-    public static class Contact {
+    public int getDirection() {
+		return direction;
+	}
+
+	public void setDirection(int direction) {
+		this.direction = direction;
+	}
+
+
+
+
+	public static class Contact {
     	
     	private Profile profile;
         private String wa_id;