Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFS+uSZQP722L/JfhBX9BRpHKQQD6LUBh9dIzqP4AZ0EWFP1Nn1RFSZg7TD… (844 chars)"
  }
}