msg.payload = {
    ems: {
        pv_prognose_wh: (context.data.pv_forecast || []).map(value => parseInt(value) || 0),
        strompreis_euro_pro_wh: (context.data.strompreis || []).map(value => parseFloat(value.toFixed(8)) || 0),
        einspeiseverguetung_euro_pro_wh: Array(48).fill((7 / (1000.0 * 100.0))),
        preis_euro_pro_wh_akku: parseFloat((context.data.akku_preis * (0.01 / 1000.0)).toFixed(8)),
        gesamtlast: context.data.gesamtlast
    },
    pv_akku: {
        capacity_wh: 33000 * 0.8,
        charging_efficiency: 0.88,
        discharging_efficiency: 0.88,
        max_charge_power_w: 5000,
        initial_soc_percentage: parseInt(context.data.soc) || 0,
        min_soc_percentage: parseInt(context.data.min_soc_prozent) || 0,
        max_soc_percentage: 100
    },
    wechselrichter: {
        max_power_wh: 10000
    },
    eauto: {
        capacity_wh: 60000,
        charging_efficiency: 0.95,
        discharging_efficiency: 1,
        max_charge_power_w: parseInt(context.data.eauto_max_power) || 1,
        initial_soc_percentage: parseInt(context.data.soc_tesla) || 0,
        min_soc_percentage: parseInt(context.data.eauto_soc_ui) || 0,
        max_soc_percentage: 100
    },
    dishwasher: context.data.spuel ? {
        consumption_wh: parseInt(context.data.spuel[1]) || 0,
        duration_h: parseInt(context.data.spuel[0]) || 0
    } : null,
    temperature_forecast: (context.data.temperature_forecast || []).map(value => parseFloat(value.toFixed(1)) || 0),
    start_solution: context.data.start_solution && context.data.start_solution.length >= 2
        ? context.data.start_solution
        : [0, 0]
};