Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBZ7khy4Jdl77LBADcWtF0qCMxUZF9LvLzLd52uZISPWBDm8ow2EJr87yHi… (844 chars)"
  }
}