{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api.refinitiv.com/schemas/refinitiv/news-article.json",
  "title": "Refinitiv News Article",
  "description": "Represents a news article or headline from the Refinitiv Data Platform News API, including metadata, content, and classification information.",
  "type": "object",
  "required": ["storyId", "title", "versionCreated"],
  "properties": {
    "storyId": {
      "type": "string",
      "description": "Unique identifier for the news story."
    },
    "title": {
      "type": "string",
      "description": "The headline text of the news article."
    },
    "body": {
      "type": ["string", "null"],
      "description": "The full text body of the news article, available when retrieving the complete story."
    },
    "versionCreated": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the article was originally created or published."
    },
    "firstCreated": {
      "type": ["string", "null"],
      "format": "date-time",
      "description": "Timestamp of the first version of the story."
    },
    "sourceCode": {
      "type": ["string", "null"],
      "description": "Code identifying the news source such as NS:RTRS for Reuters."
    },
    "sourceName": {
      "type": ["string", "null"],
      "description": "Human-readable name of the news source."
    },
    "language": {
      "type": ["string", "null"],
      "description": "ISO 639-1 language code of the article.",
      "pattern": "^[a-z]{2}$"
    },
    "urgency": {
      "type": ["integer", "null"],
      "description": "The urgency level of the news, with lower values indicating higher urgency.",
      "minimum": 1
    },
    "subjects": {
      "type": ["array", "null"],
      "items": {
        "type": "string"
      },
      "description": "Subject classification codes for the article."
    },
    "audiences": {
      "type": ["array", "null"],
      "items": {
        "type": "string"
      },
      "description": "Target audience codes for the article."
    },
    "instruments": {
      "type": ["array", "null"],
      "items": {
        "type": "object",
        "properties": {
          "ric": {
            "type": "string",
            "description": "RIC of the related instrument."
          },
          "name": {
            "type": ["string", "null"],
            "description": "Name of the related instrument."
          }
        }
      },
      "description": "Financial instruments referenced in the article."
    },
    "newsItem": {
      "type": ["string", "null"],
      "description": "A reference identifier for the news item."
    }
  }
}