t() :: %Plaid.Income.Income{
  income_streams: [Plaid.Income.Income.IncomeStream.t()],
  last_year_income: float(),
  last_year_income_before_tax: float(),
  max_number_of_overlapping_income_streams: float(),
  number_of_income_streams: float(),
  projected_yearly_income: float(),
  projected_yearly_income_before_tax: float()
}