Goodbye, goodbye... @ Serangoon, Singapore https://t.co/rkgjymEpso
North-East Region
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SERANGOON CENTRAL
goodbye goodbye serangoon singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the post does not mention anything related to maintenance report feedback for a public flat house in Singapore. The phrase "goodbye goodbye serangoon singapore" does not provide any context or information that would suggest otherwise.