Now, gain is recorded in the log.
2024/04/23 21:25:32,904: UL02606: T03e6c: HTTPServer: [<DeviceName> :45XXX]: DecoderParam:
2024/04/23 21:25:32,904: UL02609: T03e6c: HTTPServer: [<DeviceName> :45XXX]: DSD : Yes
2024/04/23 21:25:32,905: UL02610: T03e6c: HTTPServer: [<DeviceName> :45XXX]: - xPCM: Auto
2024/04/23 21:25:32,905: UL02611: T03e6c: HTTPServer: [<DeviceName> :45XXX]: - Gain: 6