ConstReadonlyapplicationStatusCode: "application_status_code"Application status code.
ReadonlybillableMetric: "billable_metric"Billable metric.
Readonlychannel: "channel"Channel.
Readonlydirection: "direction"Direction.
ReadonlyenhancedStatusCode: "enhanced_status_code"Enhanced status code.
ReadonlyfeedbackType: "feedback_type"Feedback type.
ReadonlyforwardingOutcome: "forwarding_outcome"Forwarding outcome.
ReadonlyforwardingSignal: "forwarding_signal"Forwarding signal.
Readonlylistener: "listener"Listener.
Readonlynone: "none"No dimension.
Readonlyoutcome: "outcome"Outcome.
ReadonlyrecipientDomain: "recipient_domain"Recipient domain.
ReadonlysenderDomain: "sender_domain"Sender domain.
ReadonlysmtpResponseClass: "smtp_response_class"SMTP response class.
ReadonlysmtpStatusCode: "smtp_status_code"SMTP status code.
Readonlystream: "stream"Stream.
ReadonlysuppressionFeedbackCount: "suppression_feedback_count"Suppression feedback count.
ReadonlysuppressionReason: "suppression_reason"Suppression reason.
ReadonlysuppressionScope: "suppression_scope"Suppression scope.
ReadonlytaskSize: "task_size"Task size.
A dimension to break analytics down by.