Use this method to set the navigation button to the menu reference. When the navigation button is pressed, the referenced menu will be displayed as a normal keypad menu "Chat Menu".

navigation_buttonsmenu_refStringArray of ButtonYesArray of Button.Menu unique identifier that reference the next menu to navigate to it when the navigation button pressed.
chat_idStringYesUnique identifier for the target chat or User_id
to_user_idStringOptionalif reply or send message to target user within a group chat or channel, unique identifier of the target user.