Sampai bila lahhhhhh @ Singapore General Hospital https://t.co/vwnkFE88Jv
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/vwnkFE88Jv', 'expanded_url': 'https://www.instagram.com/p/B8w0Yx7pCXpc1dxjrS0sN2EvZmxwJV2kF40Lso0/?igshid=168rn6wmupewy', 'display_url': 'instagram.com/p/B8w0Yx7pCXpc…', 'indices': [50, 73]}]
SINGAPORE GENERAL HOSPITAL
general hospital
sampai bila lahhhhhh singapore general hospital
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

The given Twitter post does not contain any information related to a maintenance report feedback for a public flat house. The post simply expresses frustration with the long wait times at Singapore General Hospital. Therefore, the answer is a JSON object with a "relatedness" of False, a "type" of "none", and an "explanation" of "This post does not relate to a maintenance report feedback for a public flat house."