Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAOgrXmQ+q1iKJSU19bHIhRu5zoVOe4JKxVY7iSqkSRKhpZYIlrl9f4ZZ8U… (844 chars)"
  }
}