Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDjs/IEkrqaP0d5i2/DAcADkRkWQM/RoQi4/QirEjB1eWF6JpEf7i5gVo4h… (844 chars)"
  }
}