Dataflow
constructor(method: Output<Either<String, MqttAuthMethod>>, serviceAccountTokenSettings: Output<DataflowEndpointAuthenticationServiceAccountTokenArgs>? = null, systemAssignedManagedIdentitySettings: Output<DataflowEndpointAuthenticationSystemAssignedManagedIdentityArgs>? = null, userAssignedManagedIdentitySettings: Output<DataflowEndpointAuthenticationUserAssignedManagedIdentityArgs>? = null, x509CertificateSettings: Output<DataflowEndpointAuthenticationX509Args>? = null)