Can Table plugin display Tags, in addition to the variables and values?

Now I have a request to display information like “time, measurements, operations, machine name, value” using table plugin. Is this possible?

Yes, probably. Here are a few demo dashboards for the table panel:

The ES sample is the what I am looking for. Where can I find the sample Json file to start with?

You can export it to a json file and then import it into your Grafana.