A status change event for an order. Statuses for this order are described as follows:
PROCESSING: Order is successfully placed and awaiting receipt by the restaurant.
AWAITING_PREPARAIMG: Order for a future date is waiting to be prepared nearer to desired fulfillment date.
PREPARING: Order has been confirmed and is being prepared.
PREPARING_AND_DELIVERING: Order has been confirmed and is being prepared and delivered by the restaurant. This only applies to delivery orders for which EatStreet does not do the actual delivery.
OUT_FOR_DELIVERY: Order has been picked up by an EatStreet delivery driver.
READY_FOR_PICKUP: Order is ready to be picked up.
DELIVERED: Order has been dropped off at the customer's delivery addresss.