如何在WordPress publish\u post hook中为post请求准备JSON对象

//准备此json以通过publish_post hook中的插件发布到rest api

  "body": { 
    "miscDetails": { 
      "MiscType": "Misc Type", 
      "MiscObjectName": "Misc Type name", 
      "MiscObjectFormat": "Misc Object format", 
      "List Of Misc For sale": { 
        "Misc Sale Type": { 
          "Name:" get_the_title(), 
          "Description": get_the_content(), 
          "Misc Tool Type": get_the_category()->cat_name, 
          "LitFileName": "" 
        }  
      }
    } 
  }
}

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