Siemens SIMATIC FDE Gateway V1.1 Equipment Manual page 50

Software and commissioning
6.4 Connectivity settings
The publish topic name must match the previously set subscribe topic name in the SIMATIC
FDE Gateway.
The following payload in the JSON format shows how the settings can be changed:
[
{
}
]
The VALUE value can be changed.
50
"app": "DIGITAL_OUTPUT",
"version": "1.0",
"parameters": {
"VALUE": true
}
SIMATIC FDE Gateway V1.1
Equipment Manual, 12/2023, A5E52683268-AE