Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEbB2hsfwHicLy4Ik8QWv4mg0ePJgPM1qteVq6J/CSr1FDuzWFx/4pZX6iA… (844 chars)"
  }
}