[I've only had a quick look but it looks like (at least for the errors I've induced) that this API doesn't use the structure defined in ApiError. You'll need to either set up a gson type handler that can serialise to ApiError, or handle the fields individually here.](https://github.com/googlemaps/google-maps-services-java/pull/164/files#r67980086)
I've only had a quick look but it looks like (at least for the errors I've induced) that this API doesn't use the structure defined in ApiError. You'll need to either set up a gson type handler that can serialise to ApiError, or handle the fields individually here.