I'm at Terminal 3 - @changiairport in Singapore https://t.co/XlUFRn4vi8
East Region
[{'url': 'https://t.co/XlUFRn4vi8', 'expanded_url': 'https://www.swarmapp.com/c/ln20EBJX8hO', 'display_url': 'swarmapp.com/c/ln20EBJX8hO', 'indices': [48, 71]}]
CHANGI AIRPORT
["i'm", 'terminal', '3', '@changiairport', 'singapore', 'https://t.co/xlufrn4vi8']
['terminal', 'terminal', 'terminal']
terminal @changiairport
terminal 3 singapore
  [
    {"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 public flat house in Singapore. The term "terminal 3" is likely referring to a specific airport terminal in Singapore, and not related to any maintenance issue or public housing.