To check your consumed quotas you can look at your dashboard (at the bottom under
To get a .tiff file, you can use the download button on the right side of the EO Browser, use the Requests Builder tool, or use one of our APIs, such as the Process API, if you prefer to code. This file will have the basic metadata but probably not all the elements that you are after. For more metadata information, I suggest you take a look at the Catalog API.
Of course, if you have more detailed questions about the services, don’t hesitate to post them here!