{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"#[serde(skip_serializing_if"}]}
    #[serde(skip_serializing_if = "Option::is_none")]
    pub changes: Option<FxHashMap<lsp_types::Url, Vec<lsp_types::TextEdit>>>,
    pub document_changes: Option<Vec<SnippetDocumentChangeOperation>>,