I'm at Ps Cafe @ East Coast Park in Singapore https://t.co/xvcCyuabrg
East Region
[{'url': 'https://t.co/xvcCyuabrg', 'expanded_url': 'https://www.swarmapp.com/c/7J3rV53PqIh', 'display_url': 'swarmapp.com/c/7J3rV53PqIh', 'indices': [46, 69]}]
SIGLAP
["i'm", 'p', 'cafe', 'east', 'coast', 'park', 'singapore', 'https://t.co/xvccyuabrg']
['cafe', 'coast']
east coast park
ps cafe east coast park singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

The provided Twitter post does not mention anything related to a maintenance report feedback for a public flat house in Singapore. 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 does not relate to the given context.