You are given a code:

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

Can you predict the output of `main_solution("vhgvbshe")` 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": "vhgvbshe"}, "ref_output": "v\u00abheg\u00bbv\u00abbzs\u00bbh\u00abele\u00bbh\u00absib\u00bbv\u00abgnh\u00bbv", "ref_code": "def main_solution(x):\n    return func_20(func_9(x), func_15('ezlin'))", "funcname": "main_solution"}
rule