Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAy/6rMV0WedH4oOonb90vNlBJA5MNlG1iQMrGfR1dwZlfaD5PxqyNsV7Hk… (1,748 chars)"
  }
}