const me = await linearClient.viewer;
const myIssues = await me.assignedIssues();
const myFirstIssue = myIssues.nodes[0];
const myFirstIssueComments = await myFirstIssue.comments();
const myFirstIssueFirstComment = myFirstIssueComments.nodes[0];
const myFirstIssueFirstCommentUser = await myFirstIssueFirstComment.user;