Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGhO5qPMgA3d1+5sm1lWyaFIt3nZ9g2xXbYRyeZIEfBqFPAK2QM+oymm5ud… (844 chars)"
  }
}