Unsuccessful API call after update to Sonarr v4

[fitur]

Tautulli Webhook is up-to-date!
FetchError: invalid json response body at http://sonarr:8989/api/series?apikey=APIKey reason: Unexpected end of JSON input
at /app/node_modules/node-fetch/lib/index.js:272:32
at runMicrotasks ()
at processTicksAndRejections (internal/process/task_queues.js:97:5)
at async SonarrService.getSeries (/app/src/sonarr.js:37:20)
at async Object.execute (/app/commands/showlist.js:10:21) {
type: 'invalid-json'
}
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