Function generateEncryptionKey

generateEncryptionKey(wallet: {}, seed?: string): Promise<string>
Generate an encryption key by signing the canonical Vana encryption seed

This is the standard protocol function for creating encryption keys in Vana. The signature serves as a symmetric encryption key for user data.
Parameters
- wallet: {}
  The user's wallet client for signing
- seed: string = DEFAULT_ENCRYPTION_SEED
  Optional custom encryption seed (defaults to Vana standard)
Returns Promise<string>
The signature that serves as the encryption key
Throws
When wallet account is required but not provided
Example
```
const encryptionKey = await generateEncryptionKey(walletClient);
console.log('Generated encryption key:', encryptionKey);

// Use with custom seed
const customKey = await generateEncryptionKey(walletClient, 'my-custom-seed');
```
- Defined in packages/vana-sdk/src/utils/encryption.ts:40