Hello, STR329!
I should fill "From=+1XXXXX732&To=+167XXXXX263&Body=%%OOOOO%%" into Body box when I edit ThingHTTP to send SMS via ThingHTTP to Twilio? doube %, or single% ?
BTW, I am new guy. May I ask what is "content type" box? Fill " application/x-www-form-urlencoded" ? Thanks!