Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwASrGEhwWW0YJQSKQ4CzuudSWWKF+4MahjR46+0H2sLxWPPglMFtS3Ks53j… (844 chars)"
  }
}