But Letras has no match with this one so it redirects to an other song of the same artist. In my example the link is changed to https://www.letras.mus.br/feder/breathe/ which is the song "Breathe - Feder"
Maybe you can try to check if the URL you send is the same as interpreted by Letras. If it's not the case, you can display "No lyrics found" instead of wrong lyrics.
Sometimes wrong lyrics are displayed instead of "No lyrics found". I think it's due to Letras.
For example if the song is "Control - Feder" the link is https://www.letras.mus.br/feder/control/
But Letras has no match with this one so it redirects to an other song of the same artist. In my example the link is changed to https://www.letras.mus.br/feder/breathe/ which is the song "Breathe - Feder"
Maybe you can try to check if the URL you send is the same as interpreted by Letras. If it's not the case, you can display "No lyrics found" instead of wrong lyrics.