Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEDfsMb0r4DixS76VdHBlhkLYn1DKz99yh3QsWdrbBMrEGmcC/bpvqx8Kqv… (844 chars)"
  }
}