mutation channelEmailValidateConfigurationRoundtrip( $inboundConfiguration: ChannelEmailInboundConfigurationInput! $outboundConfiguration: ChannelEmailOutboundConfigurationInput! $emailAddress: String! ) { channelEmailValidateConfigurationRoundtrip( inboundConfiguration: $inboundConfiguration outboundConfiguration: $outboundConfiguration emailAddress: $emailAddress ) { success errors { ...errors } } }