Event Listener Application Roles for Microsoft Graph

Role	ID	Purpose	Description
EventListener.Read.All	b7f6385c-6ce6-4639-a480-e23c42ed9784	Read all authentication event listeners	Allows the app to read your organization’s authentication event listeners without a signed-in user.
EventListener.ReadWrite.All	0edf5e9e-4ce8-468a-8432-d08631d18c43	Read and write all authentication event listeners	Allows the app to read or write your organization’s authentication event listeners without a signed-in user.