Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEcD0jtCOlvmgYwL8Kr5zLNWMx8SocONiXdIRh+zqNmo15rY6XEWo7cCeCQ… (844 chars)"
  }
}