Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE0LHzRCZXTPqc3hW4k0xqMDFYcdnGaZh8VDvxIXpztR1Cuwg81jVkFFc+z… (844 chars)"
  }
}