Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGz6Q4uCEOv+1gN3mF48jCmfYv1naKN3CT/uyG8tKgUPBXzRIQTo9UiUqHB… (844 chars)"
  }
}