VersaPay is an electronic checking and invoicing service. It offers a well-integrated package of automated payments methods, from payment requests to notification upon delivery. Users can send and accept e-payments, and electronically track all transactions. All of the data be exported or automated to notify users and recipients. Their API suite allows developers to integrate the payment request system, payment transfers, and notifications. Included APIs are: Fund Sources, Transactions, Debit Agreements, and Webhook. They are RESTful APIs that return JSON and XML formatted data.
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