Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF/cde7S0mfF7kzDJiw/+WStGhXxEtz752Gj4cWoxij0Fq2qwdY/A8KFCcA… (844 chars)"
  }
}