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We can setup or configure Salesforce Messaging for In-App and Web in the Google Blogger/Blogspot Website.
1. Create a Messaging Channel in Salesforce Messaging Settings Setup. Activate the Messaging Channel.
2. Create a Embedded Service deployment for Messaging for In-App and Web. Use your Blogger Site URL in the Domain. Publish the Embedded Service Deployment.
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3. Add your Blogger Site URL in the CORS.
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4. Get the Code Snippet from the Embedded Service Deployment.
5. Use HTML/JavaScript element on the Blogger. Paste the Embedded Service Deployment Code Snippet. Save the Changes and test it.
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Output:
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