Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEBybZ2cN4gdVnT8P/xhG9EVzFC+iuFgN4H+yoEdWi4j2dD9s/b/tLT2yDZ… (1,748 chars)"
  }
}