params abstract method

TRes params(
  1. Iterable<Query$getUpcomingChallengesByTargetAndUserAudiencePaginated$getUpcomingChallengesByTargetAndUserAudiencePaginated$objects$donation$donation$donation$cause$coin$api$deduct$params>? _fn(
    1. Iterable<CopyWith$Query$getUpcomingChallengesByTargetAndUserAudiencePaginated$getUpcomingChallengesByTargetAndUserAudiencePaginated$objects$donation$donation$donation$cause$coin$api$deduct$params<Query$getUpcomingChallengesByTargetAndUserAudiencePaginated$getUpcomingChallengesByTargetAndUserAudiencePaginated$objects$donation$donation$donation$cause$coin$api$deduct$params>>?
    )
)

Implementation

TRes params(
    Iterable<Query$getUpcomingChallengesByTargetAndUserAudiencePaginated$getUpcomingChallengesByTargetAndUserAudiencePaginated$objects$donation$donation$donation$cause$coin$api$deduct$params>? Function(
            Iterable<
                CopyWith$Query$getUpcomingChallengesByTargetAndUserAudiencePaginated$getUpcomingChallengesByTargetAndUserAudiencePaginated$objects$donation$donation$donation$cause$coin$api$deduct$params<
                    Query$getUpcomingChallengesByTargetAndUserAudiencePaginated$getUpcomingChallengesByTargetAndUserAudiencePaginated$objects$donation$donation$donation$cause$coin$api$deduct$params>>?)
        _fn);