Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDO2NpgKxBZvq5t3y132ZXVxvxtnQn+lmAtvqr+NUr+j2EvJNs2hJbRODAo… (1,748 chars)"
  }
}