```clojure user=> (fast-edn.core/read-string "#:,A{}") Execution error at fast_edn.EdnParser/finalizeKeyword (EdnParser.java:620). Keyword can't be empty, offset: 2, context: #:,A{} ^, offset: 2, context: #:,A{} ^ user=> (clojure.edn/read-string "#:,A{}") {} ```