How to manipulate previous node value inside the slack blocks json?

Describe the problem/error/question

Unable to manipulate the string in expression while using slack block builder

It looks like your topic is missing some important information. Could you provide the following if applicable.

  • n8n version:
  • Database (default: SQLite):
  • n8n EXECUTIONS_PROCESS setting (default: own, main):
  • Running n8n via (Docker, npm, n8n cloud, desktop app):
  • Operating system:

currently working on n8n website to create this workflow.

hello @Mohanraj_R

Wrap the variable into the form

{{ JSON.stringify($node...json.message) }}

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