Updating return as a customer

PUT {{api-url}}/return/{{tenant}}/returns/{{first_return_id}}

Request Body

{"id"=>"{{returnId2}}", "orders"=>[{"id"=>"{{orderId}}", "items"=>[{"id"=>"{{productId}}", "quantity"=>3}]}], "reason"=>{"code"=>"007", "details"=>"It's broken."}, "mixins"=>{"customAttributes"=>{"attr1"=>"value2"}}, "metadata"=>{"version"=>1}}