code: def get_properties(properties_file='raw.properties.json', env=None, region=None):
      
      with open(properties_file, 'rt') as file_handle:
          properties = json.load(file_handle)
  
      env_properties = properties.get(env, properties)
      contents = env_properties.get(region, env_properties)
      LOG.debug('Found properties for %s:\n%s', env, contents)
      return contents
docs: Get contents of _properties_file_ for the _env_.
  
      Args:
          properties_file (str): File name of `create-configs` JSON output.
          env (str): Environment to read optionally.
          region (str): Region to get specific configs for.
  
      Returns:
          dict: JSON loaded Application properties for _env_.
          None: Given _env_ was not found in `create-configs` JSON output.