Have a safe trip. Walang tulog na toh @ Changi Airport https://t.co/5NwqowmuqM
<a href="http://instagram.com" rel="nofollow">Instagram</a>
East Region
[{'url': 'https://t.co/5NwqowmuqM', 'expanded_url': 'https://www.instagram.com/p/B9Uoa-igP0h/?igshid=72kkcqhsbqce', 'display_url': 'instagram.com/p/B9Uoa-igP0h/…', 'indices': [55, 78]}]
CHANGI AIRPORT
have safe trip airport
safe trip walang tulog na toh changi airport
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to maintenance report feedback for public flat house."},
    ]

The given Twitter post does not relate to a maintenance report feedback to public flat house. The post is about a safe trip without any inconvenience or issues, and does not mention anything related to public housing or maintenance reports. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a short explanation of why the post is not related to the requested topic.