What are the changes being proposed to Transgender Persons (Protection of Rights) Act, 2019 | Explained

How is the government proposing to alter the definition of “transgender person”? Why has it argued for the omission of the right to “self-perceived gender identity”? What about the proposed changes have raised concerns among the trans community? What has the Supreme Court laid down in the landmark 2014 judgement recognising a third gender beyond male and female and the right to self-determination of gender identity?