{
    "format_version": 1,
    "retry": {
        "max_retries": 3,
        "initial_backoff_ms": 150,
        "max_backoff_ms": 3000
    },
    "default_profile": "mainnet_mixed",
    "profiles": [
        {
            "profile_id": "mainnet_mixed",
            "endpoints": [
                {
                    "name": "mainnet_public",
                    "enabled": true,
                    "provider": "solana-public",
                    "cluster": "mainnet-beta",
                    "url": "${KSP_PUBLIC_SOLANA_MAINNET_HTTP_URL:-https://api.mainnet-beta.solana.com}",
                    "connect_timeout_ms": 5000,
                    "request_timeout_ms": 15000,
                    "max_idle_connections_per_host": 8,
                    "roles": [
                        {
                            "role": "default",
                            "enabled": true,
                            "request_kinds": ["*"],
                            "priority": 200,
                            "limits": {
                                "requests_per_second": 5,
                                "burst_capacity": 10,
                                "max_concurrent_requests": 8,
                                "pause_after_rate_limit_ms": 1000
                            }
                        }
                    ]
                },
                {
                    "name": "mainnet_private",
                    "enabled": true,
                    "provider": "private-provider",
                    "cluster": "mainnet-beta",
                    "url": "${KSP_SECRET_SOLANA_HTTP_URL:-https://example.invalid}",
                    "connect_timeout_ms": 5000,
                    "request_timeout_ms": 10000,
                    "max_idle_connections_per_host": 16,
                    "roles": [
                        {
                            "role": "default",
                            "enabled": true,
                            "request_kinds": ["*"],
                            "priority": 100,
                            "limits": {
                                "requests_per_second": 20,
                                "burst_capacity": 40,
                                "max_concurrent_requests": 16,
                                "pause_after_rate_limit_ms": 750
                            }
                        }
                    ]
                }
            ]
        }
    ]
}