# File lib/fog/aws/requests/compute/modify_instance_attribute.rb, line 24 def modify_instance_attribute(instance_id, attributes) params = {} params.merge!(Fog::AWS.indexed_param('GroupId', attributes.delete('GroupId') || [])) params.merge!(attributes) request({ 'Action' => 'ModifyInstanceAttribute', 'InstanceId' => instance_id, :idempotent => true, :parser => Fog::Parsers::Compute::AWS::Basic.new }.merge!(params)) end