I'm at Birkenstock in Singapore https://t.co/zGhUEAZT6D
Central Region
[{'url': 'https://t.co/zGhUEAZT6D', 'expanded_url': 'https://www.swarmapp.com/c/7VpmvatL882', 'display_url': 'swarmapp.com/c/7VpmvatL882', 'indices': [32, 55]}]
BUGIS
["i'm", 'birkenstock', 'singapore', 'https://t.co/zghueazt6d']
[]
birkenstock singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance reports."},
    ]

It seems that the Twitter post you provided does not relate to a maintenance report feedback for a public flat house. The term "birkenstock singapore" does not provide any context or information that suggests otherwise. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat house.