Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGfMPDuGBcS1/U91FZw3vOD+1hzpEv/1MgrasMvkwkeB1A/+QA2pD4k1zSf… (1,748 chars)"
  }
}