@type t() ::
  %Procore.Model.RestV10ProjectsProjectIdTimeAndMaterialEntriesGet200ResponseInnerCustomerSignature{
    created_at: DateTime.t() | nil,
    created_by:
      Procore.Model.RestV10ProjectsProjectIdWorkLogsGet200ResponseInnerCreatedBy.t()
      | nil,
    file_name: String.t() | nil,
    id: integer() | nil,
    large_thumbnail_url: String.t() | nil,
    medium_thumbnail_url: String.t() | nil,
    signature_text: String.t() | nil,
    url: String.t() | nil
  }