import urllib.request
import json

def get_url_content(url: str) -> str:
    """
    Retrieves the content of a given URL as a string.

    Args:
        url (str): The URL to retrieve content from.

    Returns:
        str: The content of the response.
    """
    try:
        headers = {
            'User-Agent': 'Mozilla/5.0'
        }
        request = urllib.request.Request(url, headers=headers)
        response = urllib.request.urlopen(request)
        if not response.getcode() == 200:
            raise Exception(f"Failed to retrieve content. Status code: {response.getcode()}")
        return response.read().decode('utf-8')
    except urllib.error.HTTPError as e:
        print(f"HTTP Error: {e}")
        return None
    except Exception as e:
        print(f"An error occurred: {e}")
        return None

def get_url_json_api(url: str) -> dict:
    """
    Retrieves JSON content from a given URL.

    Args:
        url (str): The URL to retrieve JSON content from.

    Returns:
        dict: The parsed JSON content.
    """
    received_content = get_url_content(url)
    if not received_content:
        return None
    try:
        return json.loads(received_content)
    except json.JSONDecodeError as e:
        print(f"Failed to parse JSON. Error: {e}")
        return None