How to find my feedId?
When fetching notifications via the headless library - I see that the feedId: null
I want to call the following function:
I want to call the following function:

headlessService.markAllMessagesAsRead({
listener: (result: UpdateResult<number, unknown, undefined>) => {
console.log(result);
},
onSuccess: (count: number) => {
console.log(count);
},
onError: (error: unknown) => {
console.error(error);
},
feedId: ['feedOne', 'feedTwo'],
});