apiService property
The API Service from which the QuotaFailure.Violation orginates. In
some cases, Quota issues originate from an API Service other than the one
that was called. In other words, a dependency of the called API Service
could be the cause of the QuotaFailure, and this field would have the
dependency API service name.
For example, if the called API is Kubernetes Engine API (container.googleapis.com), and a quota violation occurs in the Kubernetes Engine API itself, this field would be "container.googleapis.com". On the other hand, if the quota violation occurs when the Kubernetes Engine API creates VMs in the Compute Engine API (compute.googleapis.com), this field would be "compute.googleapis.com".
Implementation
final String apiService;