Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHfmTGo8gN8K4N8oVPGCl3wDCTRzjcqZqOptdxBwiBAOmRNa8s6PtzSh0zb… (844 chars)"
  }
}