message: PDF publishing
diff: "branch_mapping": {}
  }
  ],
  - "branch_target_mapping": {},
  - "need_generate_pdf_url_template": false,
  + "branch_target_mapping": {
  + "live": [
  + "Publish",
  + "Pdf"
  + ]
  + },
  + "need_generate_pdf_url_template": true,
  "dependent_packages": [
  {
  "id": "opbuild.templates.uref",
  