You are given a code:

def main_solution(x):
    return func_20(func_9('ysmvqh'), func_15('husnua'))

Can you predict the output of `main_solution("xzhd")` without writing any code? Please reason and put your final answer in the following json format: {"output": <your output>}, where <your output> should be the final string.
user
{"ref_input": {"x": "xzhd"}, "ref_output": "y\u00abshm\u00bbv\u00abquh\u00bbh\u00abqsv\u00bbm\u00absny\u00bb\u00abu\u00bb\u00aba\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_9('ysmvqh'), func_15('husnua'))", "funcname": "main_solution"}
rule