{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/alpaca/json-schema/alpaca-most-actives-resp-schema.json",
  "title": "most_actives_resp",
  "x-generated": "2026-11-05",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/alpaca-us-market-data-api-openapi.yml#/components/schemas/most_actives_resp",
  "properties": {
    "last_updated": {
      "description": "Time when the most actives were last computed. Formatted as a RFC-3339 date-time with nanosecond precision.\n",
      "type": "string"
    },
    "most_actives": {
      "description": "List of top N most active symbols.",
      "items": {
        "$ref": "#/$defs/most_active"
      },
      "type": "array"
    }
  },
  "required": [
    "most_actives",
    "last_updated"
  ],
  "type": "object",
  "$defs": {
    "most_active": {
      "description": "A stock that is most active by either volume or trade count.",
      "properties": {
        "symbol": {
          "type": "string"
        },
        "trade_count": {
          "description": "Cumulative trade count for the current trading day.",
          "format": "int64",
          "type": "integer"
        },
        "volume": {
          "description": "Cumulative volume for the current trading day.",
          "format": "int64",
          "type": "integer"
        }
      },
      "required": [
        "symbol",
        "volume",
        "trade_count"
      ],
      "type": "object"
    }
  }
}