name: chart_group
description: 'Identifier for a chart group (category).'
in: query
required: false
schema:
  $ref: '../schemas/properties/chart_group.yaml'
examples:
  'apple_top100_daily_us':
    value: 'apple_top100_daily'
  'spotify_top200_daily_us':
    value: 'spotify_top200_daily'
  'youtube_trending':
    value: 'youtube_trending'