I'm at Go!Sub https://t.co/gsylvqpuTB
Central Region
[{'url': 'https://t.co/gsylvqpuTB', 'expanded_url': 'https://www.swarmapp.com/c/dS5TNO37wuW', 'display_url': 'swarmapp.com/c/dS5TNO37wuW', 'indices': [14, 37]}]
ONE NORTH
ChIJnS0TtFMb2jERQB-gwaCu2wc
["i'm", 'go', 'sub', 'https://t.co/gsylvqputb']
[]
go sub
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the Twitter post does not relate to a maintenance report feedback to a public flat house. The post simply says "go sub" and does not mention any specific issue or facility related to public housing. Therefore, the answer is "relatedness": False and the type is "none".