Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD3PmizkeHw4UH1lxJfvLUPRkOjr1LWtyYBIYkd4MkQ8zNiZkVCQ6CeHsd+… (844 chars)"
  }
}