I couldn't find a clear way to get the BME680 and the Huzzah32 to work well together, and be able to post to an IoT platform. So here's a video of how I got mine put together. If you have any questions, comment below and I'll do my best to get back to you.
Here are the links:
Project Github - https://github.com/heathblandford/bme...
Losant Project Link - https://www.losant.com/blog/connectin...
Arduinojson - https://github.com/bblanchon/ArduinoJson
SiLabs Drivers - https://www.silabs.com/products/devel...
ESP32 Arduino core - https://github.com/espressif/arduino-...
Adafruit sensor - https://github.com/adafruit/Adafruit_...
Adafruit BME680 - https://github.com/adafruit/Adafruit_...
Adafruit fritzing package - https://github.com/adafruit/Fritzing-...
Losant MQTT package - https://github.com/Losant/losant-mqtt...