Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEjF467k9hYvaFbo4Hv2KE1d1aAQbTkfyVLfFiPE6w9yzV66jRcLth7Laj3… (844 chars)"
  }
}