This is a pretty sinister error. You must name your collections List or the type IList will be used instead of List. This is causing a compilation error:
[16:25:58] [build] Models\PublishContext.cs(183,80): error CS1503: Argument 3: cannot convert from 'out System.Collections.Generic.List<string>' to 'out System.Collections.Generic.IList<string>'
[16:25:58] [build] Models\CalSyncItemsResponse.cs(61,56): error CS1503: Argument 3: cannot convert from 'out System.Collections.Generic.List<Agoda.HostManage.TasksApi.Client.Models.CalSyncItem>' to 'out System.Collections.Generic.IList<Agoda.HostManage.TasksApi.Client.Models.CalSyncItem>'
[16:25:58] [build] Models\PublishContext.cs(183,80): error CS1503: Argument 3: cannot convert from 'out System.Collections.Generic.List<string>' to 'out System.Collections.Generic.IList<string>'```