Is your feature request related to a problem? Please describe.
Currently our billing report only allows cost explained only by services in the project, but not detailed into a specific item.
Describe the solution you'd like
Potential setup of projects with objects tagged and exporting Cloud billing data into BigQuery for analysis. https://docs.cloud.google.com/billing/docs/how-to/export-data-bigquery
Describe alternatives you've considered
Additional context