{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "PullRequestModel",
  "type": "object",
  "description": "Pull request summary metrics for a specific AI model.",
  "properties": {
    "name": {
      "type": "string"
    },
    "is_custom_model": {
      "type": "boolean"
    },
    "custom_model_training_date": {
      "type": "['string', 'null']"
    },
    "total_pr_summaries_created": {
      "type": "integer",
      "description": "Total number of pull request summaries generated."
    },
    "total_engaged_users": {
      "type": "integer"
    }
  }
}