curl --request POST \
--url https://api.exchange.coinbase.com/loans/repay-interest \
--header 'Content-Type: application/json' \
--header 'cb-access-key: <api-key>' \
--header 'cb-access-passphrase: <api-key>' \
--header 'cb-access-sign: <api-key>' \
--header 'cb-access-timestamp: <api-key>' \
--data '{
"idem": "<string>",
"from_profile_id": "<string>",
"currency": "<string>",
"native_amount": "<string>"
}'