Transcoded:

ffmpeg -i .\1040g2t031siibjm15m005o5ff4d08mn799u3p2g.mp4 -c:v av1_nvenc -preset p7 -multipass fullres -rc-lookahead 53 -b:v 9350k -c:a libopus -b:a 160k -map_metadata -1 -bitexact -y .\1040g2t031siibjm15m005o5ff4d08mn799u3p2g.webm

Original video: https://sns-video-bd.xhscdn.com/pre_post/1040g2t031siibjm15m005o5ff4d08mn799u3p2g