Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB+XSlTH6gBIRN20W5GXUG1wXBORtKYhF6QV9hNmn0PSxCHYAaIrqIxbcWW… (844 chars)"
  }
}