Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCoET+JXrHMNVhV4TsmpcI87DrH/Ocj7J2jH0xf4h8jfGi1Vsiq5DyzSdHv… (1,748 chars)"
  }
}