barChart/bar/get - Returns a single existing bar.id - The ID of the bar to get.{id: <number> - The ID of the bar.label: <string> - The label of the bar.insert_time: <number> - The Unix timestamp of when the bar was added.update_time: <number> - The Unix timestamp of when the bar was last modified.}BAR_NOT_FOUND - A bar with the ID doesn't exist.