This is terrible practice. Irf requires the exogen matrix to be available, which is not available anymore. Here we recreate the matrix by padding the datamat with zeros.
1  | set_exo(model)
 | 
model | 
 the model for which to set the exogen matrix in the global space  | 
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.