Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCWx2CjCTmOmVmS9yxuvWjEzYnvgXcmTyIpyLNug/DD42FjVE1g7kBzFWH+… (844 chars)"
  }
}