in src/main/scala/com/gu/invoicing/invoice/Impl.scala [48:56]
def getPayments(account: String): List[Payment] = {
Http(s"$zuoraApiHost/v1/transactions/payments/accounts/$account")
.header("Authorization", s"Bearer ${accessToken}")
.asString
.body
.pipe(read[Payments](_))
.payments
.filter(_.paidInvoices.nonEmpty)
}