import sys
import json

def main(data):
    print("Received data:", data)

if __name__ == "__main__":
    # Read JSON data from stdin
    input_data = sys.stdin.read().strip()

    # Debugging: Print raw input
    print("Raw input received:", input_data)

    if input_data:  # Ensure input is not empty
        try:
            parsed_data = json.loads(input_data)  # Parse JSON
            main(parsed_data)
        except json.JSONDecodeError as e:
            print("JSON Decode Error:", e)
    else:
        print("No input received")