Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGHTuJtcTMv7lvlGk/Ln5EuEXZ4jZJZVABGlsMms5pJVVpkKuTSJx3hREmT… (844 chars)"
  }
}