"validation_context": {
              "trusted_ca": {
              },
              "custom_validator_config": {
                "name": "envoy.tls.cert_validator.spiffe",
                "typed_config": {
                  "@type": "type.googleapis.com/envoy.extensions.transport_sockets.tls.v3.SPIFFECertValidatorConfig",
                  "trust_domains": [
                    {
                      "name": "east.local",