I'm at Archipelagos in Singapore https://t.co/iS7N7Fmr2o
Central Region
[{'url': 'https://t.co/iS7N7Fmr2o', 'expanded_url': 'https://www.swarmapp.com/c/3NiXggVhj7c', 'display_url': 'swarmapp.com/c/3NiXggVhj7c', 'indices': [33, 56]}]
BOON KENG
["i'm", 'archipelago', 'singapore', 'https://t.co/is7n7fmr2o']
[]
archipelagos singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

The given Twitter post does not contain any information related to a maintenance report feedback for a public flat house in Singapore. Therefore, the answer is a JSON object with a "relatedness" of False, a "type" of "none", and an "explanation" of a short explanation why the post does not relate to the given topic.