I'm at nex in Singapore https://t.co/BnPQR0IHDz
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
North-East Region
[{'url': 'https://t.co/BnPQR0IHDz', 'expanded_url': 'https://www.swarmapp.com/c/0lbRawRRJBB', 'display_url': 'swarmapp.com/c/0lbRawRRJBB', 'indices': [24, 47]}]
SERANGOON CENTRAL
["i'm", 'nex', 'singapore', 'https://t.co/bnpqr0ihdz']
[]
nex singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
    ]

Note: Since the tweet only contains a single word "nex", it does not provide any context or information that could be used to determine if it relates to a maintenance report feedback for a public flat house. Therefore, the answer is "relatedness": False.