{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/whoop/main/json-schema/whoop-zonedurations-schema.json",
  "title": "ZoneDurations",
  "description": "Breakdown of time spent in each heart rate zone during the workout.",
  "required": [
    "zone_five_milli",
    "zone_four_milli",
    "zone_one_milli",
    "zone_three_milli",
    "zone_two_milli",
    "zone_zero_milli"
  ],
  "type": "object",
  "properties": {
    "zone_zero_milli": {
      "type": "integer",
      "description": "Duration in milliseconds spent in Zone 0 (very light activity)",
      "format": "int64",
      "example": 300000
    },
    "zone_one_milli": {
      "type": "integer",
      "description": "Duration in milliseconds spent in Zone 1 (light activity)",
      "format": "int64",
      "example": 600000
    },
    "zone_two_milli": {
      "type": "integer",
      "description": "Duration in milliseconds spent in Zone 2 (moderate activity)",
      "format": "int64",
      "example": 900000
    },
    "zone_three_milli": {
      "type": "integer",
      "description": "Duration in milliseconds spent in Zone 3 (hard activity)",
      "format": "int64",
      "example": 900000
    },
    "zone_four_milli": {
      "type": "integer",
      "description": "Duration in milliseconds spent in Zone 4 (very hard activity)",
      "format": "int64",
      "example": 600000
    },
    "zone_five_milli": {
      "type": "integer",
      "description": "Duration in milliseconds spent in Zone 5 (maximum effort)",
      "format": "int64",
      "example": 300000
    }
  },
  "externalDocs": {
    "description": "WHOOP Locker - Training with Heart Rate Zones",
    "url": "https://www.whoop.com/thelocker/max-heart-rate-training-zones/"
  }
}