Identifier of an attribution source applied to a profile.
Known value is 'apple_search_ads'. Other identifiers may be emitted in future versions, so any string is accepted — clients must tolerate unknown values.
'apple_search_ads'
Identifier of an attribution source applied to a profile.
Known value is
'apple_search_ads'. Other identifiers may be emitted in future versions, so any string is accepted — clients must tolerate unknown values.