I'm at Crab Man 烤蟹 in Singapore https://t.co/Hi7nn6tOKf
Central Region
[{'url': 'https://t.co/Hi7nn6tOKf', 'expanded_url': 'https://www.swarmapp.com/c/eDFRkkvEoeO', 'display_url': 'swarmapp.com/c/eDFRkkvEoeO', 'indices': [32, 55]}]
KAMPONG GLAM
["i'm", 'crab', 'man', '烤蟹', 'singapore', 'https://t.co/hi7nn6tokf']
[]
crab
crab man singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

The post "crab man singapore" does not seem to be related to a maintenance report feedback for a public flat house. It appears to be a random tweet about a person named "crab man" in Singapore. Therefore, the answer is "False" for the question "Does the post relate to a maintenance report feedback to public flat house?"