Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBl93lT5gQwHprNRVbhAQDOQvMRfaTxssKfOWkrX1nm/Bvx+R9NyES+5pQJ… (1,748 chars)"
  }
}