diff --git a/src/Slack/SlackMessage.php b/src/Slack/SlackMessage.php
index e1fda76..f190aef 100644
--- a/src/Slack/SlackMessage.php
+++ b/src/Slack/SlackMessage.php
@@ -13,6 +13,7 @@
 use Illuminate\Notifications\Slack\Contracts\BlockContract;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Traits\Conditionable;
+use JsonException;
 use LogicException;
 
 class SlackMessage implements Arrayable
@@ -32,7 +33,7 @@ class SlackMessage implements Arrayable
     /**
      * The message's blocks.
      *
-     * @var \Illuminate\Notifications\Slack\Contracts\BlockContract[]
+     * @var array<\Illuminate\Notifications\Slack\Contracts\BlockContract|array<mixed>>
      */
     protected array $blocks = [];
 
@@ -268,6 +269,25 @@ public function broadcastReply(?bool $broadcastReply = true): self
         return $this;
     }
 
+    /**
+     * Specify a raw Block Kit Builder JSON payload for the message.
+     *
+     * @throws JsonException
+     * @throws LogicException
+     */
+    public function usingBlockKitTemplate(string $template): self
+    {
+        $blocks = json_decode($template, true, flags: JSON_THROW_ON_ERROR);
+
+        if (! array_key_exists('blocks', $blocks)) {
+            throw new LogicException('The blocks array key is missing.');
+        }
+
+        array_push($this->blocks, ...$blocks['blocks']);
+
+        return $this;
+    }
+
     /**
      * Get the instance as an array.
      */
@@ -283,7 +303,7 @@ public function toArray(): array
 
         $optionalFields = array_filter([
             'text' => $this->text,
-            'blocks' => ! empty($this->blocks) ? array_map(fn (BlockContract $block) => $block->toArray(), $this->blocks) : null,
+            'blocks' => ! empty($this->blocks) ? array_map(fn ($block) => $block instanceof BlockContract ? $block->toArray() : $block, $this->blocks) : null,
             'icon_emoji' => $this->icon,
             'icon_url' => $this->image,
             'metadata' => $this->metaData?->toArray(),
diff --git a/tests/Slack/Feature/SlackMessageTest.php b/tests/Slack/Feature/SlackMessageTest.php
index 6af56e2..0b90c99 100644
--- a/tests/Slack/Feature/SlackMessageTest.php
+++ b/tests/Slack/Feature/SlackMessageTest.php
@@ -447,4 +447,130 @@ public function it_submits_blocks_in_the_order_they_were_defined(): void
             ],
         ]);
     }
+
+    /** @test */
+    public function it_can_use_copied_block_kit_template()
+    {
+        $this->sendNotification(function (SlackMessage $message) {
+            $message->usingBlockKitTemplate(<<<'JSON'
+                {
+                    "blocks": [
+                        {
+                            "type": "header",
+                            "text": {
+                                "type": "plain_text",
+                                "text": "This is a header block",
+                                "emoji": true
+                            }
+                        },
+                        {
+                            "type": "context",
+                            "elements": [
+                                {
+                                    "type": "image",
+                                    "image_url": "https://pbs.twimg.com/profile_images/625633822235693056/lNGUneLX_400x400.jpg",
+                                    "alt_text": "cute cat"
+                                },
+                                {
+                                    "type": "mrkdwn",
+                                    "text": "*Cat* has approved this message."
+                                }
+                            ]
+                        },
+                        {
+                            "type": "image",
+                            "image_url": "https://assets3.thrillist.com/v1/image/1682388/size/tl-horizontal_main.jpg",
+                            "alt_text": "delicious tacos"
+                        }
+                    ]
+                }
+            JSON);
+        })->assertNotificationSent([
+            'channel' => '#ghost-talk',
+            'blocks' => [
+                [
+                    'type' => 'header',
+                    'text' => [
+                        'type' => 'plain_text',
+                        'text' => 'This is a header block',
+                        'emoji' => true,
+                    ],
+                ],
+                [
+                    'type' => 'context',
+                    'elements' => [
+                        [
+                            'type' => 'image',
+                            'image_url' => 'https://pbs.twimg.com/profile_images/625633822235693056/lNGUneLX_400x400.jpg',
+                            'alt_text' => 'cute cat',
+                        ],
+                        [
+                            'type' => 'mrkdwn',
+                            'text' => '*Cat* has approved this message.',
+                        ],
+                    ],
+                ],
+                [
+                    'type' => 'image',
+                    'image_url' => 'https://assets3.thrillist.com/v1/image/1682388/size/tl-horizontal_main.jpg',
+                    'alt_text' => 'delicious tacos',
+                ],
+            ],
+        ]);
+    }
+
+    /** @test */
+    public function it_can_combined_block_kit_template_and_block_contract_in_order()
+    {
+        $this->sendNotification(function (SlackMessage $message) {
+            $message->usingBlockKitTemplate(<<<'JSON'
+                {
+                    "blocks": [
+                        {
+                            "type": "header",
+                            "text": {
+                                "type": "plain_text",
+                                "text": "This is a header block",
+                                "emoji": true
+                            }
+                        }
+                    ]
+                }
+            JSON);
+
+            $message->dividerBlock();
+
+            $message->usingBlockKitTemplate(<<<'JSON'
+                {
+                    "blocks": [
+                        {
+                            "type": "image",
+                            "image_url": "https://assets3.thrillist.com/v1/image/1682388/size/tl-horizontal_main.jpg",
+                            "alt_text": "delicious tacos"
+                        }
+                    ]
+                }
+            JSON);
+        })->assertNotificationSent([
+            'channel' => '#ghost-talk',
+            'blocks' => [
+                [
+                    'type' => 'header',
+                    'text' => [
+                        'type' => 'plain_text',
+                        'text' => 'This is a header block',
+                        'emoji' => true,
+                    ],
+                ],
+                [
+                    'type' => 'divider',
+                ],
+                [
+                    'type' => 'image',
+                    'image_url' => 'https://assets3.thrillist.com/v1/image/1682388/size/tl-horizontal_main.jpg',
+                    'alt_text' => 'delicious tacos',
+                ],
+            ],
+        ]);
+    }
 }