fun getContacts(sources: List<Source>, onCompletion: (Either<List<Contact>, SippoResourceError>) -> Unit): Unit
Fetches all the contacts from the specified sources.
sources
- Sources from which the contacts will be fetched.
onCompletion
- Callback that will be invoked when the request is completed.
It will receive the contact list in case of success or a SippoResourceError otherwise.