executeTML({
//Array of metadata Tmls in string format
     metadata_tmls: [
         "'\''{\"guid\":\"9bd202f5-d431-44bf-9a07-b4f7be372125\",
         \"liveboard\":{\"name\":\"Parameters Liveboard\"}}'\''"
     ],
     import_policy: 'PARTIAL', // Specifies the import policy for the TML import.
     create_new: false, // If selected, creates TML objects with new GUIDs.
 }).then(result => {
     console.log(result);
 }).catch(error => {
     console.error(error);
 });