Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGhf1/v+62Mfn9Q2VK6SNoBYWwIqPc1bSIfbJniIWv/TQMN2cD9Re68RHZ0… (844 chars)"
  }
}