I had to google around to find this out, but looks like this will be performed in the Cygnus craft that results from Orbital ATK's flight Cygnus CRS OA-6 which

I had to google around to find this out, but looks like this will be performed in the Cygnus craft that results from Orbital ATK's flight Cygnus CRS OA-6 which is expected to launch on March 22 (PDT, it's the 23rd UTC).