Goal: Set value "Berlin" to the named form "adress" for the key "city".
Form, key and value have to be assigned within the params object of the action.
{
"type": "setFormValue",
"params": {
"form": "adress",
"key": "city",
"value": "Berlin"
}
}
The value "Berlin" is set to the named form "adress" under the key "city".