2nd dose vaccines💉 @ Singapore Changi Airport Terminal 4 https://t.co/AmbCcrd7Fg
East Region
[{'url': 'https://t.co/AmbCcrd7Fg', 'expanded_url': 'https://www.instagram.com/p/CRQIpMVnSZoweakhmwgHXxPx2HBy__T3xVOSK00/?utm_medium=twitter', 'display_url': 'instagram.com/p/CRQIpMVnSZow…', 'indices': [57, 80]}]
CHANGI AIRPORT
['2nd', 'dose', 'vaccine', '💉', 'singapore', 'changi', 'airport', 'terminal', '4', 'https://t.co/ambccrd7fg']
['vaccine', 'terminal', 'airport', 'terminal', 'terminal']
dose airport terminal
2nd dose vaccines singapore changi airport terminal 4
  [
    {"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 public flat house. The post mentions "2nd dose vaccines singapore changi airport terminal 4" which is not a maintenance-related issue. Therefore, the answer is "False" for the "relatedness" field, and "none" for the "type" field, with a brief explanation provided in the "explanation" field.