{
  "$schema": "http://json-schema.org/draft-06/schema#",
  "$id": "BasicOutcomeMessageExtension.json",
  "title": "BasicOutcomeMessageExtension",
  "description": "Basic outcome claim",
  "type": "object",
  "properties": {
    "https://purl.imsglobal.org/spec/lti-bo/claim/basicoutcome": {
      "type": "object",
      "properties": {
        "lis_result_sourcedid": {
          "description": "Result identifier, unique per user and line lineItem",
          "type": "string"
        },
        "lineitem": {
          "lis_outcome_service_url": "URL endpoint for the outcome service",
          "type": "string"
        }
      },
      "required": ["lis_result_sourcedid", "lis_outcome_service_url"]
    }
  },
  "required": ["https://purl.imsglobal.org/spec/lti-bo/claim/basicoutcome"]
}