query SearchThreadSlackUsers($threadId: ID!, $searchQuery: String!) {
  searchThreadSlackUsers(threadId: $threadId, searchQuery: $searchQuery) {
    edges {
      cursor
      node {
        id
        slackUserId
        slackAvatarUrl72px
        slackHandle
        fullName
        isInChannel
      }
    }
    pageInfo {
      hasPreviousPage
      hasNextPage
      startCursor
      endCursor
    }
  }
}

{
  "threadId": "id",
  "searchQuery": "string"
}

{
  "data": {
    "searchThreadSlackUsers": {
      "edges": [
        {
          "cursor": "string",
          "node": {
            "id": "id",
            "slackUserId": "id",
            "slackAvatarUrl72px": "string",
            "slackHandle": "string",
            "fullName": "string",
            "isInChannel": true
          }
        }
      ],
      "pageInfo": {
        "hasPreviousPage": true,
        "hasNextPage": true,
        "startCursor": "string",
        "endCursor": "string"
      }
    }
  }
}