Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA+GLHuH6BAorG+O2UGPd7K6yqkMn65UkoN9fJnNFAAwgp522Dv/9ZB+sa7… (1,748 chars)"
  }
}