Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEWYL1qK/Qk71c/wF+H39M9wIjfC8kW2AAXuQvQDyPBEWs62bDG2GeShsUP… (844 chars)"
  }
}