Problem:
When using Jenkins Plugin, you may encounter the below error:
hudson.remoting.ProxyException: net.sf.json.JSONException: A JSONObject text must begin with '{' at character 1 of [
Resolution:
If this occurs, download and install the latest version of the Jenkins Snyk plugin here: https://plugins.jenkins.io/snyk-security-scanner/
This issue should not occur in v2.10.4 or above.