```{r}
#| label: load-obj
#| cache: true
#| cache-vars:
#|   - loaded_data
#|   - loaded_plots
#| cache.extra: !expr file.mtime("path/to/obj-file.rds")

loaded_obj <- readRDS("path/to/obj-file.rds")
loaded_data <- loaded_obj$get_data()
loaded_plots <- loaded_obj$get_plots()
```
