Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEeKpwJsIy2ukKodMnE4pEi9CIouP4Ot3uFjH/vDcxzByw2S5QjILuaCJzy… (844 chars)"
  }
}