I'm at Obba Jjajang in Tanjong Pagar, Singapore https://t.co/3kHz8BvLfG
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
Central Region
[{'url': 'https://t.co/3kHz8BvLfG', 'expanded_url': 'https://www.swarmapp.com/c/a6wZ3tyG5dL', 'display_url': 'swarmapp.com/c/a6wZ3tyG5dL', 'indices': [48, 71]}]
CHINATOWN
tanjong
obba jjajang tanjong pagar singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat in Singapore."},
    ]

It seems that the Twitter post you provided does not contain any information related to a maintenance report feedback for a public flat in Singapore. The post simply mentions the location "obba jjajang tanjong pagar singapore" without providing any context or details that would suggest otherwise. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat in Singapore.