Lex on Nostr: What app is this?

{ "id": "35b52bc693d8236bda3952c814f90ce2c70c1ec9107c06d6379789617a46ba56", "pubkey": "01efbb530d8c537646cd81f6eda10c581717d669111e7c099e63b6bcdf3f367a", "created_at": 1736459530, "kind": 1, "tags": [ [ "e", "cf877d61916770f25d5d9c4f4125498433300a7ba8dc72935884bef712a48332", "wss://pyramid.fiatjaf.com", "root" ], [ "p", "17538dc2a62769d09443f18c37cbe358fab5bbf981173542aa7c5ff171ed77c4" ] ], "content": "What app is this?", "sig": "9e0bdca1f76ef0c55111d4e99df9261aab7132769775e6b413680b7b5778231e66d8650bf31d5935a8b50101a7e680fe739aaec1f3dd4482cec0fafcc83f2e01" }