david_welcome_general:
  id: 1
  author_id: 1
  post_id: 1
  category_id: 1

mary_thinking_sti:
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  author_id: 2
  post_id: 2
  category_id: 3

mary_thinking_general:
  id: 3
  author_id: 2
  post_id: 2
  category_id: 1
