Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAlPKGAiEM0syMC+vEowSrirp8Bhkznq7CQVV9/KGNmGi8tpT2kI4YF/h1y… (844 chars)"
  }
}