Just posted a photo @ Sin Ming Avenue https://t.co/WBC5tBzpfI
East Region
[{'url': 'https://t.co/WBC5tBzpfI', 'expanded_url': 'https://www.instagram.com/p/CK_sQEBnwUP/?igshid=1oouttugw73wk', 'display_url': 'instagram.com/p/CK_sQEBnwUP/…', 'indices': [38, 61]}]
TAMPINES WEST
['posted', 'photo', 'sin', 'ming', 'avenue', 'https://t.co/wbc5tbzpfi']
['sin', 'sin', 'sin', 'sin', 'sin']
just posted photo ming avenue
posted photo sin ming avenue
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the post does not contain any information related to a maintenance report feedback for a public flat house. The post only includes a photo of Sin Ming Avenue, which is a street in Singapore. Therefore, the answer is "relatedness": False, and the type is "none".