Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCDUeJtLiI4r3Mty5qvNDzFlLUJtE8VUY47OPK3rwrZtw9Z5VhkehLSFeiY… (844 chars)"
  }
}