You are given a code:

def main_solution(x):
    return func_20(func_15('dqvndk'), func_23(x, 2))

Can you predict the output of `main_solution("gwshaimnn")` 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": "gwshaimnn"}, "ref_output": "\u00abgdw\u00bbs\u00abhqa\u00bbi\u00abmvn\u00bbn\u00ab1n\u00bb\u00abd\u00bb\u00abk\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_15('dqvndk'), func_23(x, 2))", "funcname": "main_solution"}
rule