When uploading a VTT, there will be no JSON, so set_attrs still needs to return a 200 in that case.
When uploading a VTT, there will be no JSON, so set_attrs still needs to return a 200 in that case.

dcravenus/byu-hummedia-api,jlmcdonald/byu-hummedia-api,trevren11/byu-hummedia-api,webnard/byu-hummedia-api,webnard/byu-hummedia-api,BYU-ODH/byu-hummedia-api,BYU-ODH/byu-hummedia-api,dcravenus/byu-hummedia-api,trevren11/byu-hummedia-api,jlmcdonald/byu-hummedia-api