DataTypeFreshness Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "DataTypeFreshness",
  "description": "Freshness information for a single data type",
  "type": "object",
  "properties": {
    "lag_ms": {
      "description": "Current lag in milliseconds between now and last update",
      "type": "integer",
      "nullable": true,
      "example": 1200
    },
    "last_updated": {
      "description": "When this data type was last updated for the coin",
      "type": "string",
      "format": "date-time",
      "nullable": true,
      "example": "2026-02-23T12:00:00.000Z"
    }
  }
}