360VideoMetadata app
Open the metadata injector app.
Click Open.
Choose your mp4.
Check “Spherical”
Check “3D Top-bottom” if applicable.
Click Save as and name the new file.
Your file is ready to upload and be viewed in 360 format.
Note: Your rendered 360 video from After Effects needs to have 360 metadata injected in order for it to play properly in youtube and facebook 360 formats.