fd = new FormData();
fd.append("meeting.wav", audioBlob);
$.ajax({
          method: 'POST',
          url: _config.api.invokeUrl + '/meeting',
          headers: {
              Authorization: authToken
          },
          data: fd,
          processData: false,
          contentType: false}).done(completeRequest).fail(
              function(jqXHR, textStatus, errorThrown) {
                console.error('Error: ', textStatus, ', Details: ', errorThrown);
                console.error('Response: ', jqXHR.responseText);
                alert('An error occured:\n' + jqXHR.responseText);
          });