I'm at Xin Xing Carrot Cake in Singapore https://t.co/rHv6PaHMZg
East Region
[{'url': 'https://t.co/rHv6PaHMZg', 'expanded_url': 'https://www.swarmapp.com/c/itLP5yYgUj0', 'display_url': 'swarmapp.com/c/itLP5yYgUj0', 'indices': [41, 64]}]
TAMPINES EAST
["i'm", 'xin', 'xing', 'carrot', 'cake', 'singapore', 'https://t.co/rhv6pahmzg']
[]
carrot cake
xin xing carrot cake singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

It seems that the provided Twitter post does not relate to a maintenance report feedback for a public flat house. The post mentions "xin xing carrot cake singapore", which does not appear to be a maintenance-related issue. Therefore, the answer is a JSON object with "relatedness" set to "False", "type" set to "none", and "explanation" set to a brief explanation that the post is not related to maintenance report feedback for public flat house.