#VaccinationSavesLives Dear students, please register and get your jab before school starts. #jiayou! @ Singapore https://t.co/HFEcJci0qh
Central Region
[{'url': 'https://t.co/HFEcJci0qh', 'expanded_url': 'https://www.instagram.com/p/CPpHdmrnODQ/?utm_medium=twitter', 'display_url': 'instagram.com/p/CPpHdmrnODQ/…', 'indices': [114, 137]}]
MARINA CENTRE
['#vaccinationsaveslives', 'dear', 'student', 'please', 'register', 'get', 'jab', 'school', 'start', '#jiayou', 'singapore', 'https://t.co/hfecjci0qh']
['school', 'dear', 'jab', 'start']
dear please register your before school #jiayou
vaccinationsaveslives dear students please register get jab school starts jiayou 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 encouraging students to register for vaccination and wishing them luck for their upcoming school year, and does not mention any issues related to public housing or maintenance reports. 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.