docs: def _decode_hex(self, value):
  		"""Helper function to decode hex string to `proper` hex string
  
  		:param string value: Human readable hex string
  		:return string: Hex string
  		"""
  		result = ''
  		for i in range(0, len(value), 2):
  			tmp = int(value[i:i + 2], 16)
  			result += chr(tmp)
  		return result