Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEPM3qPDjzCDw1iMTLMWAWr8nDnGaO7iwB8ntPGBy4rTzp4kDLqte6KXljs… (844 chars)"
  }
}