chore: Update onMessage event to include conversation id (#7497)

app/models/message.rb

@@ -135,21 +135,26 @@ class Message < ApplicationRecord
   end
 
   def push_event_data
-    data = attributes.merge(
+    data = attributes.symbolize_keys.merge(
       created_at: created_at.to_i,
       message_type: message_type_before_type_cast,
       conversation_id: conversation.display_id,
-      conversation: {
-        assignee_id: conversation.assignee_id,
-        unread_count: conversation.unread_incoming_messages.count,
-        last_activity_at: conversation.last_activity_at.to_i
-      }
+      conversation: conversation_push_event_data
     )
     data.merge!(echo_id: echo_id) if echo_id.present?
     data.merge!(attachments: attachments.map(&:push_event_data)) if attachments.present?
     merge_sender_attributes(data)
   end
 
+  def conversation_push_event_data
+    {
+      assignee_id: conversation.assignee_id,
+      unread_count: conversation.unread_incoming_messages.count,
+      last_activity_at: conversation.last_activity_at.to_i,
+      contact_inbox: { source_id: conversation.contact_inbox.source_id }
+    }
+  end
+
   # TODO: We will be removing this code after instagram_manage_insights is implemented
   # Better logic is to listen to webhook and remove stories proactively rather than trying
   # a fetch every time a message is returned
@@ -276,7 +281,8 @@ class Message < ApplicationRecord
   end
 
   def dispatch_update_event
-    Rails.configuration.dispatcher.dispatch(MESSAGE_UPDATED, Time.zone.now, message: self, performed_by: Current.executed_by)
+    Rails.configuration.dispatcher.dispatch(MESSAGE_UPDATED, Time.zone.now, message: self, performed_by: Current.executed_by,
+                                                                            previous_changes: previous_changes)
   end
 
   def send_reply