[
    {
        "clientId": "_clientId_0",
        "name": "core/button",
        "isValid": true,
        "attributes": {
            "url": "https://github.com/WordPress/gutenberg",
            "text": "Help build Gutenberg",
            "align": "center"
        },
        "innerBlocks": [],
        "originalContent": "<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link\" href=\"https://github.com/WordPress/gutenberg\">Help build Gutenberg</a></div>"
    }
]