There are several LoRa libraries that will work with the ESP32. All such LoRa libraries receive 'raw' packets, its up to your sketch to convert the string of bytes that are a LoRa packet into meaningful data.
There are several LoRa libraries that will work with the ESP32. All such LoRa libraries receive 'raw' packets, its up to your sketch to convert the string of bytes that are a LoRa packet into meaningful data.