How to use the Dyson Sphere blueprint function in game?
Go to the blueprint creation screen
On the right-hand side you should see the option to Copy and Paste
How to get a blueprint's code?
Follow the previous instructions, then click on the Copy button
You are done, the blueprint is now in your clipboard, and you just need to paste it in the "* Paste your blueprint here" field when adding your new Dyson Sphere blueprint.
How to use a Dyson Sphere blueprint code found on this website?