Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDNYjryweyldQvqpXwTT6Vw4YSjtfwVl1TIjHsdUZ1u3x5VNvp/1qjLBr5g… (844 chars)"
  }
}