Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwABLC1KAFz3VnqVYPyP5E4rLhN6mRoUcf633gZ5Fb2M3H1AEi15EOMWJl1C… (844 chars)"
  }
}