As per the steps mentioned in the TEST 3 of UDAP test tool first "" After clicking Start, the client
application retrieves metadata from the following FHIR server".
Which server does it mean from FHIR server
is it our server or the third party FHIR we are fetching data as a
client and how is it related to the Step 1 of the Dyanmic Client Regisrtaion profile of the UDAP Profile mentioned in the link herer : https://www.udap.org/udap-dynamic-client-registration.html
. and what is the use of Base URL given in the test tool