Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCPaRfFYVXQc3s+RJpfz+5jvHbUTLKnwbW/Js4A7aSf33zNgNHRIZlijBJU… (844 chars)"
  }
}