def get(provider_name, region_name, az_name)
      provider_az = "#{provider_name}/#{region_name}/#{az_name}"
      response = http_get(resource_url(provider_az))
      format_object(response, TYPE)
    end
def get(provider_name, region_name, az_name)
      provider_az = "#{provider_name}/#{region_name}/#{az_name}"
      response = http_get(resource_url(provider_az))
      format_object(response, TYPE)
    end
Gets all the details of a specific region for a specific provider
 Returns a Region object