シンガポール20数年という知り合いの方のお誘いで、バブルの遺産的な会員制クラブにてズンバ90分。確かにコンドでも10〜20年前のものはバブル感ある、、、 https://t.co/SRsWz1XalG
Raffles Town Club
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DUNEARN
20 90 10 20
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance."},
    ]

It seems that the post does not relate to a maintenance report feedback to a public flat house. The number 20 in the post could potentially refer to the number of steps needed to reach the flat, but without more context, it is difficult to determine the exact meaning of the post.