in MessagePayload.py [0:0]
def __init__(self, d, config={'preDropKeys':[], 'postDropKeys':[]}) -> None:
self.payload = {}
self.preDropKeys = config.get('preDropKeys')
if self.preDropKeys is None:
self.preDropKeys = []
self.preDropKeys.append('')
self.postDropKeys = config.get('postDropKeys')
if self.postDropKeys is None:
self.postDropKeys = []
self._prepare_message(d)