How to use CREODIAS Finder API?

The manual concerning using CREODIAS Finder API can be found at link presented below:

EO Data Finder API Manual

Proper query adnotation:

It is recommended to use collection parameter for increasing the completion speed.

https://finder.creodias.eu/resto/api/collections/Sentinel2/...
Searching across the "all collections" table might take much more time to produce the output and has got an overloading impact on the database.