Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDJyVzl+5/IscnHXK/dsYYlWqNMxRt2LH9XhOds7I8ERgVGX2rUU4GdlmPg… (844 chars)"
  }
}