Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCkMPdSbB1pHCe4HvY08u4szVdqK1NMZwmJ2CPoG1+94gZp9n2bE42FNd4x… (1,748 chars)"
  }
}