Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHqVP2N4jeS9HQ3Dd+usrRQsJiDFqpF/VjO4Zy9ZX0qERz1R8R44W57GN0g… (844 chars)"
  }
}