You are given a code:

def main_solution(x):
    return (func_1('svnit', 4) + func_15(x))

Can you predict the output of `main_solution("wyhyvknm")` 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": "wyhyvknm"}, "ref_output": "svnitsvnitsvnitsvnit\u00abw\u00bb\u00aby\u00bb\u00abh\u00bb\u00aby\u00bb\u00abv\u00bb\u00abk\u00bb\u00abn\u00bb\u00abm\u00bb", "ref_code": "def main_solution(x):\n    return (func_1('svnit', 4) + func_15(x))", "funcname": "main_solution"}
rule