Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFPE5fQ6f04Pm+SROMHtJx8YpF/NhFdmDGU/u4N34kGCAzPOenSGXJSq9Jq… (844 chars)"
  }
}