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View/edit binary Protocol Buffers messages
KeyValueGroup is a group of key-value pairs for a given group.
Used in:
Metadata is the metadata of the message
Used in: , , , , , , , , , , , ,
PreviousVertex is the name of the previous vertex
SystemMetadata is the system metadata of the message Key of the map is the group name
UserMetadata is the user metadata of the message Key of the map is the group name