Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFU0Xfx6PxOKVkRHNzwMQclPe86LI/9hSdpYowKt17F+Wh42cbaKVjRt+Q2… (844 chars)"
  }
}