On-Chain / Whale Alert

// Expected payload sent to this reaction:
// {
//   "event": "whale_transfer",
//   "token": "ETH",
//   "amount": 4200,
//   "direction": "exchange_inflow"   // "exchange_inflow" | "exchange_outflow"
// }

const onchain = JSON.parse($.Request.data);

// Large inflows to exchanges are often a precursor to sell pressure
if (onchain.event === "whale_transfer" && onchain.direction === "exchange_inflow" && onchain.amount > 1000) {
  if ($.Strategy.lastTrigger.action === $.Action.EXIT) {
    await $.Strategy.action($.Action.SHORT);
  }
}