curl --request POST \
--url https://demoapi.saasphereltd.com/api/v1/accounts/add-lien/{acct_no} \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"amount": 50000,
"reason": "Loan collateral",
"expiry_date": "2025-12-31"
}
'