@type t() :: %Cyphi.ScormAnswer{
  correct_answer: String.t() | nil,
  grade_id: integer() | nil,
  id: integer() | nil,
  position: integer() | nil,
  response: String.t() | nil,
  result: String.t() | nil,
  user_id: integer() | nil,
  weighting: number() | nil
}