Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCtJrvpKuDPSCMNm9a8FflTLo8VJJX/Qa3vwtWO9sxDfGr4qOSKIJBBMwQ0… (844 chars)"
  }
}