123456789101112131415161718192021222324252627282930 +STR+DOC ---+MAP=VAL :key=VAL :value=VAL :=VAL :empty key-MAP-DOC+DOC ---+MAP {}=VAL :key=VAL :value=VAL :=VAL :empty key-MAP-DOC+DOC ---+MAP=VAL :=VAL :-MAP-DOC+DOC ---+MAP {}=VAL :=VAL :-MAP-DOC-STR
+STR
+DOC ---
+MAP
=VAL :key
=VAL :value
=VAL :
=VAL :empty key
-MAP
-DOC
+MAP {}
-STR