Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDUsdI+kYwAqH9g3v6B8O7syQVzsjXv8c4n4bYPuPvcPRU2RwzlwPo1Ij7r… (844 chars)"
  }
}