Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEuYgCuNS/BvPFbHaaJnH0zAS3/9r/7TdHtWORHyBqan3y5l8R0ICIWEzxO… (844 chars)"
  }
}