Just posted a video @ Singapore Cancer Society https://t.co/I9kn85F745
Central Region
[{'url': 'https://t.co/I9kn85F745', 'expanded_url': 'https://www.instagram.com/p/CSA64Q4hu5aaeNq1WP-UEMXtE18OsWAi0PtZQY0/?utm_medium=twitter', 'display_url': 'instagram.com/p/CSA64Q4hu5aa…', 'indices': [47, 70]}]
ANSON
['posted', 'video', 'singapore', 'cancer', 'society', 'https://t.co/i9kn85f745']
['cancer', 'cancer', 'cancer', 'cancer', 'cancer']
just posted video cancer society
posted video singapore cancer society
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat houses."},
    ]

The post does not relate to a maintenance report feedback to public flat houses, as it is a video posted by the Singapore Cancer Society. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat houses." }.