Below is the yaml that ended up working. Thanks for all the help. Unfortunately, the data coming from UtilityAPI isn’t suitable for a sensor.
sensor:
- platform: rest
name: Energy Rest Sensor
resource: https://utilityapi.com/api/v2/intervals?meters=xxxxxxx&limit=1&order=latest_first
headers:
Authorization: >
Bearer xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
scan_interval: 3600
device_class: ENERGY
state_class: total_increasing
value_template: "{{ value_json['intervals'][0]['readings'][0]['kwh']}}"
unit_of_measurement: kWh