Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEWVnGmJWr2a/z2v5a6QCWLuDB3eOiecQqwVaXSPQ5CLkqNVBgp4UZVxzXW… (844 chars)"
  }
}