Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHqL7qX8y67Pyp9oDxGUCqzU4Zq1r6hU3ZSJV2apVDv+wORPJWDm5MkuvxM… (844 chars)"
  }
}