Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE3oWx4Gv60jcrbxHkOz/mf4bTYOTAsu/L6hJ98ze8ZYhSAuDXydLABwFAT… (844 chars)"
  }
}