Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHxk/gC9HJ5R84vSHsvONvdXzQY0vmt7ZybOA3Xt6U7NUUuqROGWmABHc68… (844 chars)"
  }
}