SyntaxError: Expected "(", ")", ",", ".", "[", [ \t\n] or [a-z0-9_$-]i but ":" found.
    at peg$buildException (/srv/service/node_modules/template-expression-compiler/ExpressionParser.js:332:14)
    at Object.peg$parse [as parse] (/srv/service/node_modules/template-expression-compiler/ExpressionParser.js:1551:13)
    at Object.parse (/srv/service/node_modules/template-expression-compiler/index.js:92:43)
    at compileExpression (/srv/service/node_modules/swagger-router/lib/reqTemplate.js:28:31)
    at splitAndPrepareTAssemblyTemplate (/srv/service/node_modules/swagger-router/lib/reqTemplate.js:220:44)
    at replaceComplexTemplates (/srv/service/node_modules/swagger-router/lib/reqTemplate.js:341:40)
    at Template.Object.keys.forEach (/srv/service/node_modules/swagger-router/lib/reqTemplate.js:398:34)
    at Array.forEach (<anonymous>)
    at new Template (/srv/service/node_modules/swagger-router/lib/reqTemplate.js:393:31)
    at Rule._processExec (/srv/service/lib/rule.js:338:28)
    at Rule._options.map (/srv/service/lib/rule.js:181:28)
    at Array.map (<anonymous>)
    at new Rule (/srv/service/lib/rule.js:178:60)
    at new BasicSubscription (/srv/service/lib/rule_subscriber.js:15:22)
    at Subscriber._createSubscription (/srv/service/lib/rule_subscriber.js:161:30)
    at Subscriber.subscribe (/srv/service/lib/rule_subscriber.js:189:21)