Just posted a photo @ Singapore Cancer Society https://t.co/h7arDxEYFJ
Central Region
[{'url': 'https://t.co/h7arDxEYFJ', 'expanded_url': 'https://www.instagram.com/p/CQaqy4DHNH8ZrIHOHKA0-B7CtoO-gqpsr612j80/?utm_medium=twitter', 'display_url': 'instagram.com/p/CQaqy4DHNH8Z…', 'indices': [47, 70]}]
ANSON
['posted', 'photo', 'singapore', 'cancer', 'society', 'https://t.co/h7ardxeyfj']
['cancer', 'cancer', 'cancer', 'cancer', 'cancer']
just posted photo cancer society
posted photo singapore cancer society
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

It seems that the post you provided does not relate to a maintenance report feedback for a public flat house. The post is about a photo of the Singapore Cancer Society, which is not a facility or an inconvenience related to public housing. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house." }.