import scrapy
from urllib.parse import urlencode

def get_zenrows_api_url(url, api_key):
    # Define the necessary parameters
    payload = {
        'url': url,
        'js_render': 'true',
        'js_instructions': '[{"wait": 500}]',
        'premium_proxy': 'true',
        'antibot': 'true',
    }