Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCta9p37zXNubywwvX98Es2BnUJb1EC2kXH/ZPmvEjCR2Ai6nT88xK5X4b7… (1,748 chars)"
  }
}