Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFWNZSoic55mIa197M0pOeQ7CKf0R+kpJAuEm/EAQK7Aglxs0+8xN2qAkDB… (844 chars)"
  }
}