Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCYX2CDGcC/qGJzx/CfZisxjWH73vGXy5Gx3VBTXjnxHTX4IR2a3O2bUeVo… (1,748 chars)"
  }
}