Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDvWdn1VlIu6+J2jorz9PbpoyG9sXu0imzg+EWefgAeD3sDEhvfy6vYmJf6… (1,748 chars)"
  }
}