httpapi.asp?command=setPlayModeGainConfig:%20{"config":[{"gain":"0","mode":"10","name":"wifi"},{"gain":"0.0","mode":"41","name":"bluetooth"},{"gain":"0.0","mode":"49","name":"HDMI"},{"gain":"0.0","mode":"40","name":"line-in"},{"gain":"0.0","mode":"43","name":"optical"}],"enable":1,"max_gain":"10.0","min_gain":"-10.0"}';