activities abstract method

Implementation

TRes activities(
    Iterable<Query$getOngoingChallengesByTargetAndUserAudiencePaginated$getOngoingChallengesByTargetAndUserAudiencePaginated$objects$activities>? Function(
            Iterable<
                CopyWith$Query$getOngoingChallengesByTargetAndUserAudiencePaginated$getOngoingChallengesByTargetAndUserAudiencePaginated$objects$activities<
                    Query$getOngoingChallengesByTargetAndUserAudiencePaginated$getOngoingChallengesByTargetAndUserAudiencePaginated$objects$activities>>?)
        _fn);