You are given a code:

def main_solution(x):
    return func_13(func_20('wsaqta', x), '|')

Can you predict the output of `main_solution("qecdgqxrwz")` 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": "qecdgqxrwz"}, "ref_output": "w|q|s|e|a|c|q|d|t|g|a|q|x|r|w|z", "ref_code": "def main_solution(x):\n    return func_13(func_20('wsaqta', x), '|')", "funcname": "main_solution"}
rule