Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEyLp6YV7vWw8K1JIVPs3Jy0d8p4R5GCjihrGBVrg5pByVAW9VQdM/difeZ… (844 chars)"
  }
}