#matters21 https://t.co/j0gmCnIyf1
Suntec Singapore Convention & Exhibition Centre
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MARINA CENTRE
#matters  
matters21
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the Twitter post you provided does not relate to a maintenance report feedback to a public flat house. The post simply says "matters21" and does not mention any specific issue or problem related to public housing or maintenance. Therefore, the answer is that the post does not relate to a maintenance report feedback to public flat house.