Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBrG80GvjZhW8a7H14nfIvCNURYVLEohkCU7HXuWXodNm+X7RwAcG8rK6vL… (844 chars)"
  }
}