Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAneYEByFRVcjSX1+wXzk+u0qqAZlmk08c1RbYJJt+mVXOtZw+0wRd59Phu… (844 chars)"
  }
}