Example: using an expression type

In case of type, an event will raise when the expression value will become equal to the referenced item value.

				
					"when" : [{
   "blockOptions":{
      "method":{
         "args":{
            "item":"item",
            "value":"value",
            "armed":"armed"
         },
         "name":"isItemState"
      }
   },
   "blockType":"when",
   "fields":[
      {
          "name":"item",
          "type":"item",
          "value" : "35656_5656_56"
      },
      {
          "name":"value",
          "type":"expression",
          "value":"expressionName"
      }
   ]
}]