You are given a code:

def main_solution(x):
    return func_20('aseuu', 'rydiwa')

Can you predict the output of `main_solution("ftfqgi")` 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": "ftfqgi"}, "ref_output": "arsyeduiuwa", "ref_code": "def main_solution(x):\n    return func_20('aseuu', 'rydiwa')", "funcname": "main_solution"}
rule