@staticmethod
def _split_line(line: str) ->list:
    """Every message in the file is timestamped in the following format:
          1585817817.5626152:{"type":"RECORD","value":{"col_1":"value_1"}}

        This method split the original message to timestamp and the real message
        componets and returns as list of two items.
        """
    return line.split(':', 1)
