def _compare_ccs(ccs_payload, ccs_issuetracker):
  """Validate CCs on payload and from third party server.

  Args:
    - ccs_payload: CCs on Issue Tracker Payload
    - ccs_issuetracker: CCs from Issue Tracker

  Returns:
    bool object with validate or not indicator (True/False)
  """
  ccs_payload = set(cc.strip() for cc in ccs_payload)
  ccs_issuetracker = set(cc.strip() for cc in ccs_issuetracker)

  return ccs_payload.issubset(ccs_issuetracker)