Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBrtiCH/6mB8qNqTqGL2I9cZWo+RG7SB2jXUPZYYQNIPiE56wGmAI3LCHkL… (844 chars)"
  }
}