# description
A real-time delivery of textual messages or alerts related to service disruptions or passenger information.

# properties.responseTimestamp.description
Timestamp of this general message delivery

# properties.infoMessages.description
List of informational messages in this delivery

# properties.channel.description
Distribution channel for this message (e.g. WEB, SMS, APP)

# properties.validity.description
Time period during which the alert is active