Our team benefits from automated messages to Slack when pull requests are made or merged, but it's really disruptive to conversation when a PR is created and takes up half the screen with the long and detailed message. I wish I could remove the actions, the reviewers, and perhaps the description. I don't see a way to modify this anywhere.
I've looked here: https://confluence.atlassian.com/bitbucket/bitbucket-cloud-for-slack-945096776.html