Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEyro8vq2v/F927UKxOm1Ck1qWS2YsYOBBRFt/VJg/ZWTIRdx/yis6wnUb7… (844 chars)"
  }
}