Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC/88bupfljHb5KTHETAWmSqTU8RHIR37oPlnWp1h2yEg3+zKw7KTgQQ4x4… (1,748 chars)"
  }
}