def calculate_technical_indicators(data):
    """
    Calculate dummy technical indicators for the given forex data.

    Args:
        data (pd.DataFrame): DataFrame containing forex data with Close prices.

    Returns:
        dict: Dictionary containing RSI, MACD, and Bollinger Bands.
    """
    return {
        "RSI": 50,
        "MACD": 0.05,
        "Bollinger_Bands": (1.15, 1.10, 1.20),  # Upper, Middle, Lower bands
    }