Add to Watchlist

curl -X POST https://worker.rushed.com.br/api/users/watchlist \
  -H "X-API-Key: rsh_live_xxxxxxxxxxxx" \
  -H "Content-Type: application/json" \
  -d '{"type": "ticker", "value": "PETR4"}'

{ "success": true, "data": { "watchlistTickers": ["PETR4", "VALE3"] } }