fyi.questionable.selectedAnswer

{
  "key": "tid",
  "type": "record",
  "record": {
    "type": "object",
    "required": [
      "questionRef",
      "answerRef",
      "createdAt"
    ],
    "properties": {
      "answerRef": {
        "ref": "com.atproto.repo.strongRef",
        "type": "ref"
      },
      "createdAt": {
        "type": "string",
        "format": "datetime",
        "description": "Client-declared timestamp when this vote was originally created."
      },
      "questionRef": {
        "ref": "com.atproto.repo.strongRef",
        "type": "ref"
      }
    }
  },
  "description": "Marks an answer as answering a given question"
}