I tried running the command
‘curl https://cloudbilling.googleapis.com/v1/services/<<service_id>>/skus?key=<<API_key>>’ and for as a result the description for one of my machines ‘description": "Preemptible Highmem Intel N1 64 VCPU running in Montreal’
The ‘N1 64’ if cross referenced with this document [1] you will see the equivalent CPU core count and Ram
[1]https://cloud.google.com/compute/docs/machine-types#standard_machine_types