You are given a code:

def main_solution(x):
    return func_20(func_1(x, 3), func_15('duskfe'))

Can you predict the output of `main_solution("ipqjhrsma")` 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": "ipqjhrsma"}, "ref_output": "i\u00abpdq\u00bbj\u00abhur\u00bbs\u00abmsa\u00bbi\u00abpkq\u00bbj\u00abhfr\u00bbs\u00abmea\u00bbipqjhrsma", "ref_code": "def main_solution(x):\n    return func_20(func_1(x, 3), func_15('duskfe'))", "funcname": "main_solution"}
rule