JSON Exception Causes: Exception in thread "main" groovy.json.JsonException: Lexing failed on line: 1, column: 1, while reading 'c', no possible valid JSON value or punctuation could be recognized

Exception Message:

Exception in thread "main" groovy.json.JsonException: Lexing failed on line: 1, column: 1, while reading 'c', no possible valid JSON value or punctuation could be recognized.
at groovy.json.JsonLexer.nextToken(JsonLexer.java:82)
at groovy.json.JsonSlurper.parse(JsonSlurper.java:73)
at groovy.json.JsonSlurper.parseText(JsonSlurper.java:59)
at com.jayway.restassured.path.json.JsonPath.(JsonPath.java:114)


Probable Root Cause:

Remove toString() from response object.