@type t() ::
  %Procore.Model.RestV10ProjectsProjectIdBidPackagesPost201ResponseNdaAttachmentsInner{
    id: String.t() | nil,
    item_id: String.t() | nil,
    item_type: String.t() | nil,
    name: String.t() | nil,
    prostore_file_id: String.t() | nil,
    url: String.t() | nil
  }