Facebook iOS SDK invite with multiline message -

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i'm trying figure out how send invite using facebook sdk ios, message needs multiline.

to more specific, i'm trying change this: message send invite

into this:
message
send invite

is there way this?

i'm using fbwebdialog. in particular i'm using function: 

+ (void)presentrequestsdialogmodallywithsession:(fbsession *)session                                     message:(nsstring *)message                                       title:(nsstring *)title                                  parameters:(nsdictionary *)parameters                                     handler:(fbwebdialoghandler)handler { [fbwebdialogs presentrequestsdialogmodallywithsession:session                                               message:message                                                 title:title                                            parameters:parameters                                               handler:handler                                           friendcache:nil]; }

thanks!


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