Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAujzc72wFfWpOwHtN6sXh3518xJwOG+q+5XWz2GXkvAhLo7bsqqQpAk/Y/… (1,748 chars)"
  }
}