toJson method
Creates a json from the object
Implementation
Map toJson() {
return {
'can_send_messages': canSendMessages,
'can_send_media_messages': canSendMediaMessages,
'can_send_polls': canSendPolls,
'can_send_other_messages': canSendOtherMessages,
'can_add_web_page_previews': canAddWebPagePreviews,
'can_change_info': canChangeInfo,
'can_invite_users': canInviteUsers,
'can_pin_messages': canPinMessages,
}..removeWhere((_, v) => v == null);
}