Charting the Global Economy: Growth Moderates Further in China https://t.co/pCtfnU2ePP
North-East Region
[{'url': 'https://t.co/pCtfnU2ePP', 'expanded_url': 'http://dlvr.it/SB7wxP', 'display_url': 'dlvr.it/SB7wxP', 'indices': [63, 86]}]
SERANGOON GARDEN
['charting', 'global', 'economy', 'growth', 'moderate', 'china', 'https://t.co/pctfnu2epp']
['economy', 'growth', 'moderate']
charting global economy growth further china
charting global economy growth moderates china
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

The given Twitter post does not relate to a maintenance report feedback for a public flat house. The post is about the growth of the global economy and China's role in it, and does not mention any issues related to maintenance or public housing. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a short explanation of why the post is not related to the requested topic.