@interface FBKSDeviceToken : NSObject + (void)clearAllDeviceTokens; + (void)clearDeviceTokenForParticipantID:(id)a0; + (id)fetchDeviceTokenForParticipantID:(id)a0; + (void)setDeviceToken:(id)a0 forParticipantID:(id)a1; + (id)_basicParameterWithoutLabel; + (id)_basicParametersForWriting; + (id)_queryForParticipantID:(id)a0 isForWriting:(BOOL)a1; @end