I'm at Nunsaram Korean Dessert Cafe in Singapore https://t.co/yyjgYh3K5A
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
Central Region
[{'url': 'https://t.co/yyjgYh3K5A', 'expanded_url': 'https://www.swarmapp.com/c/fE93KwARI5o', 'display_url': 'swarmapp.com/c/fE93KwARI5o', 'indices': [49, 72]}]
SOMERSET
korean dessert
nunsaram korean dessert cafe singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

It seems that the provided Twitter post does not relate to a maintenance report feedback for a public flat house. The post mentions a Korean dessert cafe in Singapore, but it does not contain any information or keywords related to maintenance report feedback for 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 of why the post is not related to the requested topic.