These parameters are related to User Acquisition and Playtime placement. You can pass them with many requests (as specified below). By passing this information to us, you can aggregate your statistics by these individual parameters when evaluating the performance of the Playtime in your app, for example: the different placements of the adjoe button via which users have accessed Playtime, and the UA source. You can pass any of these parameters (
Placement) independently. A brief description of each parameter is given below.