I'm at Serfing in Singapore, SG https://t.co/z772aTzUgl
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
Central Region
[{'url': 'https://t.co/z772aTzUgl', 'expanded_url': 'https://www.swarmapp.com/c/0obwixc441D', 'display_url': 'swarmapp.com/c/0obwixc441D', 'indices': [32, 55]}]
BOON KENG
["i'm", 'serfing', 'singapore', 'sg', 'https://t.co/z772atzugl']
[]
serfing singapore sg
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance reports."},
    ]

It seems that the Twitter post "serfing singapore sg" does not relate to a maintenance report feedback to public flat house. The post does not contain any information that suggests it is about maintenance, public housing, or any other relevant topic. Therefore, the answer is "False" for the "relatedness" field, and the "type" field is set to "none" because the post does not fit into any category. The "explanation" field provides a brief explanation for why the post is not related to the topic.