Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDiGib3YpKgtxiuHk4l4FEwmU3w2FaUyHvQvrCuISw0v29VqcPfsUX0Mxlz… (844 chars)"
  }
}