Not Triggering after Pull_request_review_comment

[nalinter]

I am trying to trigger the jenkins job after a "comment in pull request review section" but its not triggering the jenkins job.
This is the log in jenkins:

Can't get build causes:
java.io.FileNotFoundException: (github repo link)
at com.squareup.okhttp.internal.huc.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:243)
at com.squareup.okhttp.internal.huc.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:210)
at com.squareup.okhttp.internal.huc.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:25)
at org.kohsuke.github.Requester.parse(Requester.java:617)
at org.kohsuke.github.Requester.parse(Requester.java:599)
at org.kohsuke.github.Requester._to(Requester.java:277)
Caused: org.kohsuke.github.GHFileNotFoundException: {"message":"API rate limit exceeded for user ID 29620746.","documentation_url":"https://developer.github.com/v3/#rate-limiting"}
at org.kohsuke.github.Requester.handleApiError(Requester.java:691)
Caused: java.io.IOException: API rate limit reached
at org.kohsuke.github.RateLimitHandler$2.onError(RateLimitHandler.java:59)
at org.kohsuke.github.Requester.handleApiError(Requester.java:707)
at org.kohsuke.github.Requester._to(Requester.java:298)
at org.kohsuke.github.Requester.to(Requester.java:239)
at org.kohsuke.github.GHRepository.getPullRequest(GHRepository.java:696)
at org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger.lambda$pullRequestsToCheck$1(GitHubPRTrigger.java:353)
at com.github.kostyasha.github.integration.generic.utils.RetryableGitHubOperation.execute(RetryableGitHubOperation.java:38)
at com.github.kostyasha.github.integration.generic.utils.RetryableGitHubOperation.execute(RetryableGitHubOperation.java:29)
at org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger.pullRequestsToCheck(GitHubPRTrigger.java:353)
at org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger.readyToBuildCauses(GitHubPRTrigger.java:306)
at org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger.doRun(GitHubPRTrigger.java:259)
at org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger.lambda$queueRun$0(GitHubPRTrigger.java:221)
at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:119)
at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)

I can't understand what's the problem i am facing.
Can anyone help me out and provide me a solution ASAP.

Thanks