curl --request GET \
  --url https://api.exchange.coinbase.com/loans/interest/history/{loan_id} \
  --header 'cb-access-key: <api-key>' \
  --header 'cb-access-passphrase: <api-key>' \
  --header 'cb-access-sign: <api-key>' \
  --header 'cb-access-timestamp: <api-key>'