* 1. Wallet is set up in `view-only mode` with a `secret view key` created 2. Payment server calls `make_integrated_address` on wallet RPC for every new transaction 3. User sends funds to the integrated address 4. Call `get_bulk_payments` with the `payment ID` to get TX IDs 5. Periodically call `get_transfer_by_txid` with the TX ID to get the transfered ammount and number of confirmations 6. Stop calling `get_transfer_by_txid` once enough confirmations are present