public Signature setContentType(String value) { 
        if (this.contentType == null)
          this.contentType = new CodeType();
        this.contentType.setValue(value);
      return this;
    }
public Signature setContentType ( String value ) { if ( this . contentType == null ) this . contentType = new CodeType ( ) ; this . contentType . setValue ( value ) ; return this ; }
@param value A mime type that indicates the technical format of the signature. Important mime types are application/signature+xml for X ML DigSig, application/jwt for JWT, and image/* for a graphical image of a signature.