Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBXBo6nG6sRljZh/QJLsEjqzgb1vFGVxVgbqUcMmdqnaWQqzdPXRWYPnQER… (844 chars)"
  }
}