Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGfMVxkiqGlcDV//JUn6BP0veL1PjrCgZXqTynfkNhAWnuI9oXzYMd6fwZ3… (844 chars)"
  }
}