Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEYcxSvfacUZeGAc+rw3Gl+rDrGxhwf8SojZwhWzMSLBTwn2fe3IPjh6/wB… (844 chars)"
  }
}