Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCxNeyvXjMsaewU1+fTt6IiMm/n3IJ91dCKgt+z0bPZP1NNZ5YzcxWK1bMz… (1,748 chars)"
  }
}