Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGZHBiL+IPHBn66sDw9LqtzajI5QivJ47VBE8BEkrO/LXO/Tl674R9GSJ8J… (1,748 chars)"
  }
}