Pardon my stiff body! Hahaha! Follow me on #tiktok and #douyin @ Dabiian #asian #trend #stayathome #bodywavechallenge @ Singapore https://t.co/fBXX3ATYwC
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/fBXX3ATYwC', 'expanded_url': 'https://www.instagram.com/p/CCTAGOsHc7L/?igshid=aoh7h640ijrt', 'display_url': 'instagram.com/p/CCTAGOsHc7L/…', 'indices': [130, 153]}]
MARINA CENTRE
['pardon', 'stiff', 'body', 'hahaha', 'follow', '#tiktok', '#douyin', 'dabiian', '#asian', '#trend', '#stayathome', '#bodywavechallenge', 'singapore', 'https://t.co/fbxx3atywc']
['pardon', 'stiff']
pardon stiff body follow #tiktok #douyin #asian #trend #stayathome #bodywavechallenge
pardon stiff body hahaha follow tiktok douyin dabiian asian trend stayathome bodywavechallenge singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

It seems that the given Twitter post does not relate to a maintenance report feedback for a public flat house. The post is about a TikTok challenge and does not mention any issues or concerns related to public housing. Therefore, the answer is a JSON object with "relatedness" set to "False", "type" set to "none", and "explanation" set to a brief explanation that the post is not related to maintenance report feedback for public flat house.