t() :: %Plaid.Investments.Transaction{
  account_id: String.t(),
  amount: number(),
  cancel_transaction_id: String.t() | nil,
  date: String.t(),
  fees: number() | nil,
  investment_transaction_id: String.t(),
  iso_currency_code: String.t() | nil,
  name: String.t(),
  price: number(),
  quantity: number(),
  security_id: String.t() | nil,
  subtype: String.t(),
  type: String.t(),
  unofficial_currency_code: String.t() | nil
}