Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwKE+lXoiicusWIAR/WHZyzG5Z2A3U2dRxc/6RFvmgh0sj1qSXLFUYCdpJ0a… (844 chars)"
  }
}