{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/UpdateAnnotationRequest",
  "title": "UpdateAnnotationRequest",
  "type": "object",
  "properties": {
    "label": {
      "type": "string",
      "description": "The updated display label for the annotation.",
      "maxLength": 255
    },
    "date": {
      "type": "string",
      "format": "date",
      "description": "The updated date in YYYY-MM-DD format."
    },
    "end_date": {
      "type": "string",
      "format": "date",
      "description": "The updated end date in YYYY-MM-DD format."
    },
    "details": {
      "type": "string",
      "description": "Updated additional details or notes."
    },
    "category": {
      "type": "string",
      "description": "The updated category."
    },
    "chart_id": {
      "type": "integer",
      "description": "The updated chart ID."
    }
  }
}