An optional description for the launch.
An array of structures that contains the feature and variations that are to be used for the launch.
The name of the launch that is to be updated.
An array of structures that define the metrics that will be used to monitor the launch performance.
The name or ARN of the project that contains the launch that you want to update.
When Evidently assigns a particular user session to a launch, it must use a randomization ID
to determine which variation the user session is served. This randomization ID is a combination of the entity ID
randomizationSalt. If you omit
randomizationSalt, Evidently uses
the launch name as the
An array of structures that define the traffic allocation percentages among the feature variations during each step of the launch.