Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEUNty5bUc/2o++TFrJPMmO8g1kNTSd1d3NiNJDFyxdTU56jPAsPZ7bXHKG… (844 chars)"
  }
}