Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE6xjFSe2CWadymzXJUWCyIGkmlRZE6+JhrHCH1HiP5skIBU0+6QqMbI9l3… (844 chars)"
  }
}