Karabiner Rule for Spanish ñ

Spanish_n.json

{
  "title": "Rule for Spanish ñ",
  "rules": [
 {
        "description" : "right alt + n = ñ",
        "manipulators" : [ {
          "to_delayed_action" : {
            "to_if_invoked" : [ {
              "key_code" : "semicolon"
            }, {
              "select_input_source" : {
                "input_source_id" : "com.apple.keylayout.ABC"
              }
            } ],
            "to_if_canceled" : [ {
              "select_input_source" : {
                "input_source_id" : "com.apple.keylayout.ABC"
              }
            } ]
          },
          "from" : {
            "key_code" : "n",
            "modifiers" : {
              "mandatory" : [ "right_option" ]
            }
          },
          "to" : [ {
            "select_input_source" : {
              "input_source_id" : "com.apple.keylayout.Spanish"
            }
          } ],
          "type" : "basic"
        } ]
      }
]}