GoogleApi.Content.V21.Model.Metrics (google_api_content v0.58.1) View Source
Performance metrics. Values are only set for metrics requested explicitly in the request's search query.
nil) - Number of clicks.
nil) - Click-through rate - the number of clicks merchant's products receive (clicks) divided by the number of times the products are shown (impressions).
nil) - Number of times merchant's products are shown.