Coronavirus Affect testing @ Singapore https://t.co/6fx8BkQJam
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/6fx8BkQJam', 'expanded_url': 'https://www.instagram.com/p/CBHyiL8AaE4/?igshid=c1zq2h5so6k5', 'display_url': 'instagram.com/p/CBHyiL8AaE4/…', 'indices': [39, 62]}]
MARINA CENTRE
['coronavirus', 'affect', 'testing', 'singapore', 'https://t.co/6fx8bkqjam']
[]
affect testing
coronavirus affect testing singapore
  [
    {"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 to public flat house. The post is about the impact of the COVID-19 pandemic on testing in Singapore, and does not mention any maintenance or infrastructure issues related to public housing. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house." }.