Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOOM5ejZ/ouI0pxt1tCqNY5sEbQY5DBN6cHMfbsqZ2OUUIHHwAXHo0flZe… (1,748 chars)"
  }
}