Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFW6cAyEYx/jFBZ3INL2BKBxg4mUgos+1txRQ4LOr/IwVI9S6UbqEIX0g5c… (844 chars)"
  }
}