The interface for a chunk that represents a complete update to a message item. The item provided here should have
all the data necessary to render the item including any data that was previously received from partial chunks.
This chunk may contain corrections to previous chunks.
The interface for a chunk that represents a complete update to a message item. The item provided here should have all the data necessary to render the item including any data that was previously received from partial chunks. This chunk may contain corrections to previous chunks.