Description
gremlin> m = ['hello':'world', 'helo':'fromtheotherside'] ==>hello=world ==>helo=fromtheotherside gremlin> graph.traversal().E().next().property('longMap', m) ==>p[longMap->{hello=world, helo=f]
Maybe the printing could be improved just to at least inform that there's more in the value with a ... or [...] for example.
It seems to be the substring() call in propertyString.