How to connect Responsys to Oracle Fusion Sales without OIC?

Summary:

We are trying to get our Oracle Fusion Sales data into responsys to create campaigns and forms and back into fusion from Responsys but our customer have not bought OIC, are there any ways to do it without OIC? There is a connect option but this only lets you connect to a SFTP server. Are there any ways to make REST calls or directly connect to Fusion using Programs or any other funcitonality?

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