Happy Monday world! 
Very efficient supplier! So glad that the spring/summer collection has arrived! Yes, shield is approved by MOH! I can’t really breath well with that. This is perfect! Washable and recycle… https://t.co/DeZ5EHZ4WI
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/DeZ5EHZ4WI', 'expanded_url': 'https://www.instagram.com/p/CACb5annWHe/?igshid=1a36csjdqk14l', 'display_url': 'instagram.com/p/CACb5annWHe/…', 'indices': [210, 233]}]
CITY HALL
['happy', 'monday', 'world', 'efficient', 'supplier', 'glad', 'spring', 'summer', 'collection', 'arrived', 'yes', 'shield', 'approved', 'moh', '’', 'really', 'breath', 'well', 'perfect', 'washable', 'recycle', '…', 'https://t.co/dez5ehz4wi']
['happy', 'glad', 'perfect', 'happy', 'efficient', 'perfect', 'happy', 'efficient', 'glad', 'perfect', 'happy', 'efficient', 'glad', 'perfect']
happy monday world very efficient supplier glad that spring summer collection shield cant really breath well with that this perfect washable recycle
happy monday world efficient supplier glad spring summer collection arrived yes shield approved moh really breath well perfect washable recycle
  [
    {"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 relate to a maintenance report feedback for a public flat house. The post expresses happiness and excitement about a new collection arriving, and does not mention any issues or concerns related to maintenance or infrastructure. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a brief explanation of why the post is not related to the requested topic.