Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE2SMq2v7L7UbvEum9LlAUHR8ADT9lZ5EXOmkDQvpI1lwBb8+5OBPmG9LJ5… (1,748 chars)"
  }
}