repos-{owner}/{repo}-pulls-{pull number}-requested reviewers

Number of APIs: 3

1. List requested reviewers for a pull request GET {{baseUrl}}/repos/:owner/:repo/pulls/:pull_number/requested_reviewers?per_page=30&page=1

2. Request reviewers for a pull request POST {{baseUrl}}/repos/:owner/:repo/pulls/:pull_number/requested_reviewers

3. Remove requested reviewers from a pull request DELETE {{baseUrl}}/repos/:owner/:repo/pulls/:pull_number/requested_reviewers