Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAQcaYqu4iWQtuOtx0UQgYCWLa42y9uhB9at70Lb2yHIHDTwbJT2inbTgZ2… (1,748 chars)"
  }
}