{ "apiKeys": [ { "prefix": "sk-test-", "description": "Test API key", "rateLimit": 60, "concurrency": 5 }, { "prefix": "sk-prod-", "description": "Production API key", "rateLimit": 600, "concurrency": 50 } ], "testKey": { "prefix": "sk-test-key-", "format": "sk-{random}" } }