You are given a code:

def main_solution(x):
    return func_17(func_20('wevdi', 'kejbr'))

Can you predict the output of `main_solution("uxcscbrpj")` 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": "uxcscbrpj"}, "ref_output": "ribdjveekw", "ref_code": "def main_solution(x):\n    return func_17(func_20('wevdi', 'kejbr'))", "funcname": "main_solution"}
rule