You are given a code:

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

Can you predict the output of `main_solution("ggooeliidr")` 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": "ggooeliidr"}, "ref_output": "\u00abgdg\u00bbo\u00aboqe\u00bbl\u00abixi\u00bbd\u00abrrg\u00bbg\u00abovo\u00bbeliidr", "ref_code": "def main_solution(x):\n    return func_20(func_15('dqxrv'), (x + x))", "funcname": "main_solution"}
rule