Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFhcVqz2o84MqKAZM/ACK/l8nbQaYp3gSHGvBRv2cBfEm0pSLaG4z7JE4fA… (1,748 chars)"
  }
}