Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEPyjkxQft+0o8Zo+WHRLz3kEE2i7nb0Iy8zMlIkrO5rVrqZXA1Y1dWSqRp… (844 chars)"
  }
}