Unable to create issue

[sashasheinin]

Created integration with Jira using Jira cloud plugin. Plugin version: 5.1.12. Report portal version: Build: 5.11.1 When posting an issue, getting the error:

{
    "errorCode": 40302,
    "message": "Impossible interact with integration. [ErrorCollectionstatus=400, errors=assignee=Issues must be assigned., errorMessages=[]]"
}