If your property does not contain a GZIP compression rule, you can skip this step. 
  1. Navigate to the Minimize Payload -> Compressible Object rule.
  2. Adjust the criteria to include an AND rule that excludes the /ch/* path and save. You do not need to make any other alterations. See below for an example of the default compression ruleset, adjusted as described. 

3. Continue to Step 5 - Configure EdgeWorker Error Handler