Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFfO5AKujkDYBjOH7dnyN2Xy/JcWcLFTB4gD/kqNkqbdDaxP9Gp/GH0tNFm… (844 chars)"
  }
}