title: Could not read JSON: Unrecognized character escape ' '
body: <p>JSON could not be mapped with <code>@RequestBody</code> Map reqParam in my spring controller. It's working in following JSON.</p>
  
  <pre><code>{strNote : "\\\\"},{strNote : "\"},{strNote : "/"},{strNote : "//"}
  </code></pre>
  
  <p>While it's not working for <code>{strNote : "a\\b"}</code>. As and when I try to send this JSON, it gives following exception.        </p>
  
  <blockquote>
    <p>Exception : MappingJackson2HttpMessageConverter.java -
    readJavaType():181 - Could not read JSON: Unrecognized character
    escape ' ' (code 32) at [Source:
    (myProject.Auth.filter.ServletInputStreamWrapper); line: 1, column:
    43]; nested exception is
    com.fasterxml.jackson.core.JsonParseException: Unrecognized character
    escape ' ' (code 32)]</p>
  </blockquote>