core/homeassistant/components/automation/strings.json

{
  "title": "Automation",
  "entity_component": {
    "_": {
      "state": {
        "off": "[%key:common::state::off%]",
        "on": "[%key:common::state::on%]"
      }
    }
  },
  "issues": {
    "service_not_found": {
      "title": "{name} uses an unknown service",
      "fix_flow": {
        "step": {
          "confirm": {
            "title": "{name} uses an unknown service",
            "description": "The automation \"{name}\" (`{entity_id}`) has an action that calls an unknown service: `{service}`.\n\nThis error prevents the automation from running correctly. Maybe this service is no longer available, or perhaps a typo caused it.\n\nTo fix this error, [edit the automation]({edit}) and remove the action that calls this service.\n\nClick on SUBMIT below to confirm you have fixed this automation."
          }
        }
      }
    }
  }
}