Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwELlA377++Nro0OAzWGtNHvnIcyLGvGUWtdVKxT4BuBRgilKNHBNB6qT9ZR… (844 chars)"
  }
}