text: public virtual ModifySnapshotAttributeResponse ModifySnapshotAttribute(ModifySnapshotAttributeRequest request){var options = new InvokeOptions();options.RequestMarshaller = ModifySnapshotAttributeRequestMarshaller.Instance;options.ResponseUnmarshaller = ModifySnapshotAttributeResponseUnmarshaller.Instance;return Invoke<ModifySnapshotAttributeResponse>(request, options);}