You are given a code:

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

Can you predict the output of `main_solution("verm")` 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": "verm"}, "ref_output": "\u00abevk\u00bba\u00abqer\u00bbg\u00abgrr\u00bbq\u00abamk\u00bbe", "ref_code": "def main_solution(x):\n    return func_20(func_15(x), func_9('ekaqrg'))", "funcname": "main_solution"}
rule