WinningCriterion

Criteria to choose the winner of a campaign.

Values	Type	Description
WINNING_CRITERION_BY_VIEW	xs:string	Winner is automatically chosen by the number of views.
WINNING_CRITERION_BY_CLICK	xs:string	Winner is automatically chosen by the number of clicks.
WINNING_CRITERION_BY_CTOR	xs:string	Winner is automatically chosen by the click to open rate.
NONE	xs:string	No action, winner must be manually chosen.