Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHPr7Wn88F0xqkBN2KDYoHTCgBfKKLXq+NmDLKAJPX0E2o01YxJ8+mBhquC… (844 chars)"
  }
}