Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH9UIkIQ8v6um5JR4/FWvltIjSeFMNPzx6UwRThvtPDSE6FjxIQP2JUOjG6… (844 chars)"
  }
}