Watching this thread. OVH API fix helped
Althought I had to use slightly different (EFI in uppercase, not sure if it matters at all):
```
{
"efiBootloaderPath": "\\EFI\\systemd\\systemd-bootx64.efi"
}
```
Althought I had to use slightly different (EFI in uppercase, not sure if it matters at all):
```
{
"efiBootloaderPath": "\\EFI\\systemd\\systemd-bootx64.efi"
}
```