Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwABPYxrxM9tAOFXPGgzQakFgAqp7IMTnC0ZbdK4lrcAqVOV1roZzxjzFKhI… (844 chars)"
  }
}