At 0808 on 11 Apr 2021 @ Mandai, Singapore https://t.co/O9wegWTjTK
North Region
[{'url': 'https://t.co/O9wegWTjTK', 'expanded_url': 'https://www.instagram.com/p/CNgUlp5nK9I/?igshid=eu4whyf6u43u', 'display_url': 'instagram.com/p/CNgUlp5nK9I/…', 'indices': [43, 66]}]
MANDAI EAST
808 11 apr 2021 mandai singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
    ]

The provided Twitter post does not seem to relate to a maintenance report feedback to public flat house. The post simply mentions the location "Mandai Singapore" without providing any context or information related to maintenance or public housing. Therefore, the answer is "relatedness": False and "type": "none".