def get_string_repr(obj) -> str:

    """
    Combines all object data into one string

    :param obj: list|dict|str, given obj
    :return: str, obj string representation
    """

    result = ''
    if isinstance(obj, list):
        for elem in obj:
            result += get_string_repr(elem)
    elif isinstance(obj, dict):
        for elem in obj.values():
            result += get_string_repr(elem)
    else:
        try:
            result += str(obj)
        except:
            pass
    return result