I'm at Subway in Singapore https://t.co/HNoVNRHq1t
East Region
[{'url': 'https://t.co/HNoVNRHq1t', 'expanded_url': 'https://www.swarmapp.com/c/2D1wiSrCaZv', 'display_url': 'swarmapp.com/c/2D1wiSrCaZv', 'indices': [27, 50]}]
XILIN
["i'm", 'subway', 'singapore', 'https://t.co/hnovnrhq1t']
[]
subway
subway 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 "subway Singapore" does not provide any context or information that suggests otherwise. Therefore, the answer is "relatedness": False and "type": "none".