Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAUVMF0b6s2IuvDxZJMiZkoqHk1eXz7VrSYPHQ36gW8y2DM2OrVbZAlM9+M… (1,748 chars)"
  }
}