code: function newProcessor(context, opConfig, jobConfig) {
      const jobLogger = context.logger;
      
      jobLogger.info('Drop_property asset loaded.');
  
      return function processor(data, sliceLogger, msg) {
          data.forEach((doc) => {
              if (doc.hasOwnProperty(opConfig.property)) {
                  delete doc[opConfig.property];
              }
          });
          return data;
      };
  }
docs: /* drop_property.js - given an array of JSON documents will return an array
  of documents with the provided 'property' removed.  If the
  property does not exist, the document is returned unchanged.
  
  Example:
  
  ...
  {
  "_op": "drop_property",
  "property": "name"
  },
  ...