Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH1xlKP7/bH7Esgukbm4vNMGGDSm+2H8fuAEO34XPCn1CHtGdkbYKjMrL8B… (844 chars)"
  }
}