How to setup initial environment for java custom node development

Hi Team,
I am new to Forgerock java custom node development. When i try to setup am-external at my IDE, it is not able to download dependencies. I suspect issue might me subscription or settings.xml file. Could someone please guide me further.

Hi @kumaraswamy.kolla

Have you followed the directions at Prepare for development :: AM 7.3.0?
What sort of issues are you experiencing?