Diesel on Nostr: What ref?

{ "id": "d741b0461dae7ca05b566bd53925c6d702e19847222bc6a7d1eb764f0be8af58", "pubkey": "610cbc4c70468297028f1ed6679e43fc878179eac184cbfeff86bdd135a9091b", "created_at": 1712199321, "kind": 1, "tags": [ [ "e", "4417f5a51e9cdbd8ee85e2253e885dbe88d6d277d590395be74e772f7e1a399b" ], [ "p", "50c59a1cb233d08d5a1fb493f520c6b5d7f77a2ba42e4666801a3e366b0a027e" ] ], "content": "What ref?", "sig": "449362b060759ceae5a34d1a0516685a5518f8afd3bb87efb6cc85a1ea91c3b5d7b30eb40447eee98cb3674db4fd2f0ab3bec042ed8b08cc48266bc98102ac05" }