Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCjSi5EweCGHO1oO60KSg3f5SuhBK1KL4qL+Nu3Vf8dhi9yVHpdoGSSQ177… (1,748 chars)"
  }
}