core/homeassistant/components/ihc/icons.json

{
  "services": {
    "set_runtime_value_bool": {
      "service": "mdi:toggle-switch"
    },
    "set_runtime_value_int": {
      "service": "mdi:numeric"
    },
    "set_runtime_value_float": {
      "service": "mdi:numeric"
    },
    "pulse": {
      "service": "mdi:pulse"
    }
  }
}