```python
def file_manifest(line: dict) -> dict:
    if = {}
    for key, value_value in line.items():
        if key not in ['sku', 'count', 'note']:
            raise ValueError(f"Invalid key key: { must { { key}")
        if isinstance(file_value, str):
            raise ValueError(f"Invalid file value value: file ship { { value")
        if[key] = file_value
    return files
```