class_docstr: Normalizer class to handle log key normalization in payloads
docstr: Retrieve value from a record based on a json path
docstr_tok: ["Retrieve","value","from","a","record","based","on","a","json","path"]
code: def _find_value(cls, record, path):
      """Retrieve value from a record based on a json path"""
      found_value = False
      value = record
      for key in path:
          value = value.get(key)
          if not value:
              found_value = False
              break
          found_value = True
  
      if not found_value:
          return False, None
  
      return True, value
  
imports: from collections import defaultdict
  import logging
  import itertools
  import uuid
  from streamalert.shared.config import TopLevelConfigKeys
  from streamalert.shared.exceptions import ConfigError
  from streamalert.shared.logger import get_logger
label_desc: Use image node_id 2 for calling the Normalizer obj's underlying member method code with example usage: obj._find_value(cls, record, path) and returns: True,  value, False,  None