If in fastboot you call createRecord it will cause an error when the serialized data is pushed into the store in the browser. the record from the call to createRecord has no id and so by passing the serialized object to push you get the error 'Assertion Failed: you must pass an id for xxx when calling push'
If in fastboot you call createRecord it will cause an error when the serialized data is pushed into the store in the browser. the record from the call to createRecord has no id and so by passing the serialized object to push you get the error 'Assertion Failed: you must pass an id for xxx when calling push'