$chain<$R2, $Out2> abstract method
Implementation
DashboardRequestModelCopyWith<$R2, $In, $Out2> $chain<$R2, $Out2>(
Then<$Out2, $R2> t);
DashboardRequestModelCopyWith<$R2, $In, $Out2> $chain<$R2, $Out2>(
Then<$Out2, $R2> t);