input: 
  def generate_employee_table(employee_data: List[Dict[str, str]]) -> str:
      """Generate an HTML page containing a table with the given employee data.
      Each dictionary in the input list should contain keys 'Name', 'Job Title', 'Department', and 'Salary'.
      Example:
      >>> generate_employee_table([
      ...     {'Name': 'John Doe', 'Job Title': 'Senior Developer', 'Department': 'IT', 'Salary': '$120,000'},
      ...     {'Name': 'Jane Doe', 'Job Title': 'Manager', 'Department': 'Finance', 'Salary': '$95,000'},
      ...     {'Name': 'Tim Smith', 'Job Title': 'Junior Developer', 'Department': 'IT', 'Salary': '$55,000'}
      ... ])
      Output:
      <html>
        <head>
          <title>Employee Data</title>
        </head>
        <body>
          <table>
            <thead>
              <tr>
                <th>Name</th>
                <th>Job Title</th>
                <th>Department</th>
                <th>Salary</th>
              </tr>
            </thead>
            <tbody>
              <tr>
                <td>John Doe</td>
                <td>Senior Developer</td>
                <td>IT</td>
                <td>$120,000</td>
              </tr>
              <tr>
                <td>Jane Doe</td>
                <td>Manager</td>
                <td>Finance</td>
                <td>$95,000</td>
              </tr>
              <tr>
                <td>Tim Smith</td>
                <td>Junior Developer</td>
                <td>IT</td>
                <td>$55,000</td>
              </tr>
            </tbody>
          </table>
        </body>
      </html>
      """
  
output:     html_content = """
      <html>
        <head>
          <title>Employee Data</title>
        </head>
        <body>
          <table>
            <thead>
              <tr>
                <th>Name</th>
                <th>Job Title</th>
                <th>Department</th>
                <th>Salary</th>
              </tr>
            </thead>
            <tbody>
      """
      for employee in employee_data:
          html_content += f"""
              <tr>
                <td>{employee['Name']}</td>
                <td>{employee['Job Title']}</td>
                <td>{employee['Department']}</td>
                <td>{employee['Salary']}</td>
              </tr>
          """
      html_content += """
            </tbody>
          </table>
        </body>
      </html>
      """
      return html_content