XML, JSON, SNMP for Temp Sensors and Switches

Hello, been trying to figure out which direction is most efficient, I have a ControbyWeb X420 device that has several one-wire temp sensors I’d like to read and bring into HA.

The output from the device /state.xml looks like this:


JSON is also similar. SNMP is also an option as is MODBUS…but…Which route should I go? I am a little confused with MODBUS and SNMP based on the guides and web searches.