Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCopNMFV4KcxSfcC4+R7raq/3VHZxeYOeyxCL0WPxJ2Egm7BLvJApF0/1wo… (844 chars)"
  }
}