var AWS = require('aws-sdk');
var dynamodb = new AWS.DynamoDB({
        region: "eu-central-1",
        apiVersion: '2012-08-10'
    });

exports.handler = async (event) => {
    var params = {
        Key: {
           "UserId": {
             S: "user_1552474448003"
            },
          },
          TableName: "compare-yourself"
    };
        let promise = new Promise((res, rej) => {
        dynamodb.deleteItem(params, function(err, data) {
          if (err) {
            console.log("Error", err);
            rej(err);
          } else {
            console.log(data)
            res(data);
          }
        });
    });
    const result = await promise;
    return result
};