post https://api.orderful.com/v3/deliveries//approve
Approves the specified Delivery. This link is included when a Transaction is retrieved from a Poller Bucket or via an Inbound HTTP Communication Channel.
If this Delivery is the most recent one associated with a Transaction, this will update the Transaction's deliveryStatus to DELIVERED.
If this Delivery is associated with one or more Transactions in a Poller Bucket, this will also remove the Transactions from that Bucket.