guard let authManager = self.authManager else {
			fatalError("self.authManager is not valid")
		}
		guard let authState = authManager.authState() else {
			fatalError(".authState() is not valid")
		}
		guard let lastTokenResponse = authState.lastTokenRepsonse else {
			fatalError(".lastTokenRepsonse is not valid")
		}
		guard let accessToken = lastTokenResponse.accessToken else {
			fatalError(".accessToken is not valid")
		}