Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBePli4d3BQD1VxP5LmI1uqZAg6v8C6vPdHS06Yg7AEgjlj1B+1JcKunIbJ… (844 chars)"
  }
}