Summer time 🌞 #NirwanaBintan 
@nirwanabintan https://t.co/NnXeRbX5XM
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Nirwana Garden Resort Indonesia
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UPPER PAYA LEBAR
['summer', 'time', '🌞', '#nirwanabintan', '@nirwanabintan', 'https://t.co/nnxerbx5xm']
['time']
summer time #nirwanabintan @nirwanabintan
summer time nirwanabintan
  [
    {"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 "summer time nirwanabintan" does not contain any information related to a maintenance report feedback for a public flat house. The term "nirwanabintan" is not a common term used in the context of public housing maintenance reports, and the post does not provide any specific details or requests related to maintenance issues. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat house.