{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/gammaflip-io/json-schema/gammaflip-io-history-coverage-row-schema.json",
  "title": "HistoryCoverageRow",
  "x-generated": "2026-11-09",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/gammaflip-io-openapi.yml#/components/schemas/HistoryCoverageRow",
  "type": "object",
  "properties": {
    "exchange": {
      "type": "string"
    },
    "symbol": {
      "type": "string"
    },
    "first_ts": {
      "type": "string",
      "format": "date-time"
    },
    "last_ts": {
      "type": "string",
      "format": "date-time"
    },
    "sessions": {
      "type": "integer"
    },
    "files_first_date": {
      "type": [
        "string",
        "null"
      ],
      "format": "date"
    },
    "files_last_date": {
      "type": [
        "string",
        "null"
      ],
      "format": "date"
    }
  }
}