Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD7CGhg1csYWImD5UBPr68S8YxYPORvdb4QDSBrN0eN4WevT5dRLvDMpbsQ… (1,748 chars)"
  }
}