1. Predefined properties for all events

Field nameTypeDescriptionRemarks
$libStringSDK typeThe value for Kuaishou Mini Program SDK is KuaishouMini
$lib_versionStringSDK version
$app_idStringMini program's App ID
$manufacturerStringDevice Manufacturer
$osStringOperating System
$os_versionStringOperating System Version
$is_first_dayBooleanWhether it is the first day of visit (The value is true from the first visit of new users until midnight on that day, and false afterwards. It is stored in the storage)
$is_login_idBooleanWhether it is a login ID (Determined and added when the data is stored)
$timezone_offsetNumberTimezone Offset
$network_typeStringNetwork Type
$screen_heightNumberScreen Height
$screen_widthNumberScreen Width
$modelStringDevice Model
$browserStringBrowser name, derived from UA parsing
$browser_versionStringBrowser version, derived from UA parsing