chromium/chrome/test/data/extensions/api_test/i18n/_locales/en_US/messages.json

{
  "chrome_extension_name": {
    "message": "Api test extension"
  },
  "simple_message": {
    "message": "Simple message"
  },
  "message_with_one_placeholder": {
    "message": "Number of errors: $NR_OF_ERRORS$",
    "placeholders": {
      "nr_of_errors": {
        "content": "$1"
      }
    }
  },
  "message_with_placeholders": {
    "message": "$Cira$ and $Somebody$ work for $GOOGLE$",
    "placeholders": {
      "cira": {
        "content": "$1"
      },
      "somebody": {
        "content": "$2"
      },
      "google": {
        "content": "Google"
      }
    }
  },
  "message_with_double_dollar_sign": {
    "message": "I need $$500 please."
  },
  "message_with_double_dollar_sign_and_placeholders": {
    "message": "We should really be paying $1 and $2 more $$$$."
  }
}