Set shipping options including shipping address, shipping method and shipping carrier.
Sample Curl
curl --location 'https://mygatewayurl.com/V1/storeview/default/user/quote/{guest-quote-id}/shipping-options' --header 'Content-Type: application/json' --data '{"shipping":{"address":{"countryId":"AU","regionCode":"VIC","region":"Victoria","street":["22 Albert Road"],"company":"ABC","telephone":"123123213321","postcode":"3205","city":"South Melbourne","firstname":"Testfirst","lastname":"Testlast","middlename":null,"prefix":null,"suffix":null,"vatId":null,"fax":null},"shipping_options":{"code":"400001400002-Microtech---Delivery","source_stock_id":"1","carrier":"vendorshipping"}}}'