After talks to Caryn, Joe and Boris I've decided to create an idea of developing a specific driver for the 2050 DSS by Edgetech as everyone says we can read sidescan (though it is a triple frequency so I am not sure about that) plus most definitely we can't read its SBP data.
JIRA Ticket
https://hypack.atlassian.net/jira/servicedesk/projects/SUP/queues/custom/32/SUP-3278