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Response: TBD TBD TBD (need to figure out whether we want to return markup that redirects or just a 30x. it'll probably be markup, even if just to deal with cross-domain cookie issues when iframed.)
Test Launch Resource
Base URL: "Test" launch resources and supported methods are identical to "live" launch resources above, except that they are based in /ssp/api/1/lti/launch/test
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