diff --git a/web.rb b/web.rb
index 6dcaaaa82d8a71e7579804f9ccca8b74a90c7902..bd1ba56973cea5cb72f49cd8d2cf1789018424f5 100644
--- a/web.rb
+++ b/web.rb
@@ -49,6 +49,7 @@ class Web < Roda
 	use Rack::Fiber unless ENV["ENV"] == "test" # Must go first!
 	use Sentry::Rack::CaptureExceptions
 	plugin :json_parser
+	plugin :type_routing
 	plugin :public
 	plugin :render, engine: "slim"
 	plugin RodaCapture
@@ -279,6 +280,13 @@ class Web < Roda
 					customer_repo(
 						sgx_repo: Bwmsgsv2Repo.new
 					).find_by_format(from).then do |c|
+						r.json do
+							{
+								from: c.registered?.phone,
+								to: params["to"]
+							}.to_json
+						end
+
 						render :forward, locals: {
 							from: c.registered?.phone,
 							to: params["to"]