Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGNPSy4KKeA6Lj24dHaIBikFu3j/JMtkw/4nOOc4tFSLhcPsLST7fpm+k7M… (844 chars)"
  }
}