{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/microsoft.graph.virtualEventExternalRegistrationInformation",
  "title": "virtualEventExternalRegistrationInformation",
  "required": [
    "@odata.type"
  ],
  "type": "object",
  "properties": {
    "referrer": {
      "type": "string",
      "description": "A URL or string that represents the location from which the registrant registered. Optional.",
      "nullable": true
    },
    "registrationId": {
      "type": "string",
      "description": "The identifier for a virtualEventExternalRegistrationInformation object. Optional. If set, the maximum supported length is 256 characters.",
      "nullable": true
    },
    "@odata.type": {
      "type": "string"
    }
  }
}