Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGJNSuaYWPk+gUNeLSAuy1DKeFDFfhMgmTU+zYHhEu4rREfdk4+dXQFRnf7… (844 chars)"
  }
}