Create content with paragraphs

<?php

  $paragraph_text = Paragraph::create([
    'type'       => 'text',
    'field_text' => [
      'value' => '
        <h2>In this page you can publish the failures you consider people might learn of.</h2>
        <p><a class="btn btn-primary text-center" href="/node/add/failure" title="Post your own failure!">Post your own failure!</a></p>
        ',
      'format' => 'restricted_html'
    ],
  ]);
  $paragraph_text->save();
  $paragraph_block = Paragraph::create([
    'type'       => 'block',
    'field_block' => [
      'plugin_id' => 'views_block:learnfailing_failure_list-block_1',
      'settings' => [],
    ],
  ]);
  $paragraph_block->save();
  $node = Node::create([
    'type' => 'page',
    'uid'  => 1,
    'title' => 'Welcome!',
    'field_bricks' => [
      [
        'depth' => 0,
        'options' => NULL,
        'target_id' => $paragraph_text->id(),
      ],
      [
        'depth' => 0,
        'options' => NULL,
        'target_id' => $paragraph_block->id(),
      ],
    ],
  ]);
  $node->save();