@type t() :: %Railsr.Types.Payment{
  amount: non_neg_integer() | nil,
  collected_at: String.t() | nil,
  created_at: String.t() | nil,
  currency: String.t() | nil,
  failure_reason: String.t() | nil,
  ledger_id: String.t() | nil,
  mandate_id: String.t() | nil,
  payment_id: String.t() | nil,
  reason: String.t() | nil,
  status: String.t() | nil,
  updated_at: String.t() | nil
}