Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwB9jUjKVYaQT+GlX1vWzyb8xJ0DJ1BMLzUq0R9cxZEkOT68vkP1FGoqwI6H… (844 chars)"
  }
}