proxy does not work

[stylejuya]

after proxy setting and try to send message I got an error with

TypeError: Agent option must be an Agent-like object, undefined, or false.
at new ClientRequest (_http_client.js:106:11)
at Object.request (http.js:38:10)
at Object.request (https.js:239:15)
at Object.request (D:\Projects\FCM_TEST\node_modules\https-proxy-agent\node_modules\agent-base\patch-core.js:23:20)
at RetryOperation._fn (D:\Projects\FCM_TEST\node_modules\fcm-push\lib\fcm.js:48:33)
at RetryOperation.attempt (D:\Projects\FCM_TEST\node_modules\fcm-push\node_modules\retry\lib\retry_operation.js:88:8)