You are given a code:

def main_solution(x):
    return func_17('jdqzv')

Can you predict the output of `main_solution("qiymbyeyf")` 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": "qiymbyeyf"}, "ref_output": "vzqdj", "ref_code": "def main_solution(x):\n    return func_17('jdqzv')", "funcname": "main_solution"}
rule