Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDiwvkCzHxizS/OQlm8yJsB9iG7513lvAi8O/LsSl7RYX1WrtLSrF/7tB1z… (1,748 chars)"
  }
}