Baseline measurement of canonical fonts rendered on the device. Numeric width metrics, in CSS pixels, for the canonical fonts collected by the agent.
| Name | Type | Description | Notes |
|---|---|---|---|
| default | float | [optional] | |
| serif | float | [optional] | |
| sans | float | [optional] | |
| mono | float | [optional] | |
| apple | float | [optional] | |
| min | float | [optional] | |
| system | float | [optional] |