Home Assistant Configuration
    resource: https://www.xxxx.com
    scan_interval: 3600
      - name: rubbish
        value_template: 'OK'
         - "GARDEN"
          - "REFUSE"
          - "RECYCLING"

      - name: rubbish-garden
        value_template: '{{value_json["GARDEN"]}}'
      - name: rubbish-recycling
        value_template: '{{ value_json["RECYCLING"]}}'
      - name: rubbish-refuse
        value_template: '{{ value_json["REFUSE"]}}'

HA Rest Documentation

The above configuration creates a sensor with 3 attributes, it requests a json file every hour in the format shown below and extracts the 3 dates and creates sensors for each of the 3 values.