Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEBASb+UznJ/0VSXlo1DNbfPRK65smsZpqr/6Kw0Uc4hm5JdVZGxYu4TTVL… (844 chars)"
  }
}