Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH7yX9U6xCZZJER/UZWUhM0v70j2hNdVNRZVOZ4LnR/8EKkqEo++M2UeE8h… (844 chars)"
  }
}