Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAMJQoX+sdPTn6pV/uA3hSMYDskWxNwwAbssLLnVeJOfn9d67yEVEY3ujC4… (1,748 chars)"
  }
}