You are given a code:

def main_solution(x):
    return func_20(('afofa' + x), func_15('pwgf'))

Can you predict the output of `main_solution("nuaqus")` 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": "nuaqus"}, "ref_output": "a\u00abfpo\u00bbf\u00abawn\u00bbu\u00abagq\u00bbu\u00absf\u00bb", "ref_code": "def main_solution(x):\n    return func_20(('afofa' + x), func_15('pwgf'))", "funcname": "main_solution"}
rule