code: @com.fasterxml.jackson.annotation.JsonProperty("FieldName")
      public void setFieldName(String fieldName) {
          this.fieldName = fieldName;
      }
docs: <p>
  For an <code>InvalidParameterException</code> error, the name of the parameter that's invalid.
  </p>
  
  @param fieldName
  For an <code>InvalidParameterException</code> error, the name of the parameter that's invalid.