facebook - Creating Open Graph Story with Map - iOS -

i want share running activity on fb ios app.

     nsdictionary *properties = @{                                @"og:type": @"fitness.course",                                @"og:title": @"sample course",                                @"og:description": @"this sample course.",                                @"fitness:duration:value": @100,                                @"fitness:duration:units": @"s",                                @"fitness:distance:value": @5,                                @"fitness:distance:units": @"km",                                @"fitness:speed:value": @5,                                @"fitness:speed:units": @"m/s",                                  @"fitness:metrics:location:latitude": @37.416382,                                @"fitness:metrics:location:longitude": @-122.152659,                                @"fitness:metrics:location:altitude" :@42,                                @"fitness:metrics:timestamp" :@"2011-01-26t00:00",                                @"fitness:metrics:distance:value" :@0,                                @"fitness:metrics:distance:units":@"mi" ,                                @"fitness:metrics:pace:value" :@0,                                @"fitness:metrics:pace:units" :@"s/m",                                @"fitness:metrics:calories":@0,                                 };   fbsdkshareopengraphobject *object = [fbsdkshareopengraphobject objectwithproperties:properties];   fbsdkshareopengraphaction *action = [[fbsdkshareopengraphaction alloc] init];   action.actiontype = @"fitness.runs";   [action setobject:object forkey:@"fitness:course"];   fbsdkshareopengraphcontent *content = [[fbsdkshareopengraphcontent alloc] init];   content.action = action;   content.previewpropertyname = @"fitness:course"; 

i able share activity on fb using this. want add geo points on map view of fb post (same in nike app fb posts). how add more data points graph object.

if want add more points keep adding them in order.

nsdictionary *properties = @{                            @"og:type": @"fitness.course",                            @"og:title": @"sample course",                            @"og:description": @"this sample course.",                            @"fitness:duration:value": @100,                            @"fitness:duration:units": @"s",                            @"fitness:distance:value": @5,                            @"fitness:distance:units": @"km",                            @"fitness:speed:value": @5,                            @"fitness:speed:units": @"m/s",                              @"fitness:metrics:location:latitude": @37.416382,                            @"fitness:metrics:location:longitude": @-122.152659,                            @"fitness:metrics:location:altitude" :@42, //enter point 2                            @"fitness:metrics:location:latitude": @xx.xxx,                            @"fitness:metrics:location:longitude": @-xxx.xxx,                            @"fitness:metrics:location:altitude" :@xx, //enter point 3, 4, 5 ... ... ...                            @"fitness:metrics:timestamp" :@"2011-01-26t00:00",                            @"fitness:metrics:distance:value" :@0,                            @"fitness:metrics:distance:units":@"mi" ,                            @"fitness:metrics:pace:value" :@0,                            @"fitness:metrics:pace:units" :@"s/m",                            @"fitness:metrics:calories":@0,                             }; 

https://developers.facebook.com/docs/reference/opengraph/object-type/place