updateResponderGateway

// Update responder gateway
val resp = rtbFabricClient.updateResponderGateway {
    gatewayId = "rtb-gw-12345678"
    description = "Updated responder gateway description"
    port = 8080
    protocol = Protocol.fromValue("HTTP")
    clientToken = "12345678-1234-1234-1234-123456789012"
}