Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFHNUuBYs5lsAUuPoZ4RHBZamy0XnUxY7dP9PbmM2CZB1bIvTrJTJOsV4RJ… (844 chars)"
  }
}