Removed extended characters.
Added formats property.
Dropped format property.
Updated the definition of the format property.
Added the mapswapinprogress status. Updated notes and description.
Updated the description.
Updated the description.
Added the messageId property.
Added the messageId property.
Update the messageId property.
Added the messageId property. Modified to allow an array of selected overlay objects.
Added a description.
Modified the messageId.
Dropped requestor field and added the messageId.
Dropped the extended characters.
Dropped the extended characters.
Added messageId.
Added messageId.
Added messageId.
Added messageId.