The ID is not required and shouldn't fail if not passed

[willitscale]

As per https://www.jsonrpc.org/specification#request_object:

id
An identifier established by the Client that MUST contain a String, Number, or NULL value if included. If it is not included it is assumed to be a notification. The value SHOULD normally not be Null [[1]](https://www.jsonrpc.org/specification#id1) and Numbers SHOULD NOT contain fractional parts [[2]](https://www.jsonrpc.org/specification#id2)