Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBGLTaKJhQxtkR+RjOxC9Zxid7U3aqrpTam/qcr77G5qgSYzP1jK595vmnG… (1,748 chars)"
  }
}