There are some other side-effects and nuances of the built-in Ecobee driver. For example, some people have mentioned that the reported thermostatSetpoint is the average of the heating and cooling setpoints which is what is displayed on the single-height thermostat layout.
A simple workaround is to change to the double height thermostat layout which displays the heating and cooling setpoints individually.

To change the thermostat tile layout in SharpTools.io:
- While editing a dashboard, tap the
...in the top-right corner of your desired tile - Tap the Change Layout option
- Tap the Double Height Thermostat layout option
- Save your dashboard by tapping the orange save icon in the bottom-right corner of the page