Demo trac 63963

blueprint.json

{
  "$schema": "https://playground.wordpress.net/blueprint-schema.json",
  "landingPage": "/?p=4",
  "login": true,
  "steps": [
    {
      "step": "installTheme",
      "themeData": {
        "resource": "wordpress.org/themes",
        "slug": "twentyfifteen"
      },
      "options": {
        "activate": true,
        "importStarterContent": true
      }
    },
    {
      "step": "wp-cli",
      "command": "wp post create --post_status=publish --post_type=post --post_content='<p>`backtick</p>'"
    }
  ]
}