You are given a code:

def main_solution(x):
    return func_20(func_1('mjikmo', 3), func_15(x))

Can you predict the output of `main_solution("uukvh")` 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": "uukvh"}, "ref_output": "m\u00abjui\u00bbk\u00abmuo\u00bbm\u00abjki\u00bbk\u00abmvo\u00bbm\u00abjhi\u00bbkmo", "ref_code": "def main_solution(x):\n    return func_20(func_1('mjikmo', 3), func_15(x))", "funcname": "main_solution"}
rule