Set the minimum length for a field.
field String (required) - The data name for the field
length number,null (required) - The minimum length of the field
SETMINLENGTH('weather_summary', 25) // Sets the minimum length of the weather summary field to 25
// Unsets any override previously set by SETMINLENGTH and uses the original setting from the form schema SETMINLENGTH('weather_summary', null)