walking https://t.co/iO9Hg7jHJs
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Punggol Park
[]
HOUGANG EAST
['walking', 'https://t.co/io9hg7jhjs']
[]
walking
walking
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to maintenance report feedback for public flat house."},
    ]

It seems that the Twitter post "walking" does not relate to a maintenance report feedback for a public flat house. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This is not related to maintenance report feedback for public flat house." }.