Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBhxZAOvUBwKQAACmltBYRgYq2xZVOAQv+GrE4x1/9M/iXwYd5GzlzrnVfO… (844 chars)"
  }
}