Roasted sweet potato 🍠 #ShieanCooks #CBDay30 @ Singapore https://t.co/Ue9pAUvFfy
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/Ue9pAUvFfy', 'expanded_url': 'https://www.instagram.com/p/B_ujK6bn6Cw/?igshid=1jn7x0752sfpx', 'display_url': 'instagram.com/p/B_ujK6bn6Cw/…', 'indices': [57, 80]}]
MARINA CENTRE
['roasted', 'sweet', 'potato', '🍠', '#shieancooks', '#cbday30', 'singapore', 'https://t.co/ue9pauvffy']
['sweet', 'sweet', 'sweet', 'sweet', 'sweet']
sweet potato #shieancooks #cbday  
roasted sweet potato shieancooks cbday30 singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

The given Twitter post does not seem to be related to a maintenance report feedback for a public flat house. The post mentions "roasted sweet potato" and "cbday30" but does not contain any information related to a maintenance issue or a request for fixing something in a public flat house. Therefore, the answer is a JSON object with "relatedness" set to "False", "type" set to "none", and "explanation" set to a short explanation of why the post is not related to the requested topic.