Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF2f9e5nQKz3PWIidmkzfhqvZ8ehR6+By+AqbK5/YKoNxO+2DKjqlqRH5qO… (844 chars)"
  }
}