Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCGfh4+Hg35Nb4+oFOIRMOJpt/xIVdS8pV8DJctBE2LV1oq3CfRXjyuUs4y… (844 chars)"
  }
}