create.js

// This function is the webhook's request handler.
exports = async function(payload,response) {
    // mongodb connection setup
    const mongodb = context.services.get("mongodb-atlas");
    const db = mongodb.db("objectAnnotation");
    const annotation = db.collection("annotation");
    
    //parse payload to Js object since mongodb use bson format for data transfer
    const body =EJSON.parse(payload.body.text());
  
    // create a new js object with the request body
    // you can change request body and data object according to the schema
    const data = {
      className:body.className,
      productName:body.productName,
      image:body.image,
    }

    try{
      // insert data to db
      const result= await annotation.insertOne(data);
      // if insetion is successfull send success message with the saved data
      if(result){
        response.setBody(JSON.stringify({data:result,message:"saved"}))
      }else{
        response.setBody(JSON.stringify({message:"not saved"}))
      }
      return {"data":"saved"}
    }catch(err){
      return err;
    }
  };