Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAtkA/DyBvJYfJwkW/rpY3ubn7d+R1R8NlhxUxxwBO8lGOoVP2R1qHkG650… (1,748 chars)"
  }
}