Java integration
curl \ -H "Authorization: Bearer $ACCESS_TOKEN" \ https://apis.nbg.gr/sandbox/uk.openbanking.accountinfo/oauth2/v3.1.5/party
curl \ -H "Authorization: Bearer $ACCESS_TOKEN" \ https://apis.nbg.gr/sandbox/uk.openbanking.accountinfo/oauth2/v3.1.5/accounts
curl \
-H "Authorization: Bearer $ACCESS_TOKEN" \
https://apis.nbg.gr/sandbox/uk.openbanking.accountinfo/oauth2/v3.1.5/sandbox/{sandboxId}