Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE8Zk9XYuOAXC2Qh0vSRoVCczflx2wRfdRDS9iu1RfOJVFZxOVBieADOIrA… (844 chars)"
  }
}