Use this to place an RMA for customer. Example, you can use the get order specifics API to get a list of reason/resolution/condition ids to put in the body. Sample cURL
Sample Curl
curl --location 'https://mygatewayurl.com/V1/storeview/default/dashboard/returns/91'./ --header 'Content-Type: application/json' --header 'Authorization: Bearer d3d3524wcym4gwb74e56jyumvmkkvt9g'/ --data '{"return": {"products": [{"order_item_id": 198,"qty_to_return": 1,/ "return_specification": {"reason": 1,"condition": 1,"resolution": 1}}]}}'