Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHR9iiap3SfLBtfVdJGpvm9GAP+Qa70Ogl1Gpa4gEH+SnYeqgfN9pt8YV9r… (844 chars)"
  }
}