Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEOB9yKvD5VaaWj1r7f4h1Z4FgJDYRQSk+n7Vu3frFLOQYnx3opjXM522g4… (844 chars)"
  }
}