In the updated save system, vectors were saved as arrays, but since after the function a field containing the type was added, they were saved as dicts and couldn't be read back due to being read as having string indices by the JSON library ("1" and "2" instead of int 1 and 2).
In the updated save system, vectors were saved as arrays, but since after the function a field containing the type was added, they were saved as dicts and couldn't be read back due to being read as having string indices by the JSON library ("1" and "2" instead of int 1 and 2).
Convert them to using X and Y keys to avoid this