TC on Nostr: What client?

{ "id": "528fe2ce29014b884c512b2d6e31648010c5b294e43b32ca3055559e685d8fd1", "pubkey": "93518f91dfa51d8acf39217cdcd3d2ccd178433cb9e72368544aacd7412cb50c", "created_at": 1677951610, "kind": 1, "tags": [ [ "e", "37f5afbd5ca4063958d88843a053dbf06b0946a54c466cf5ae89667c888dc45b" ], [ "e", "04cce16cec5c645376644c1e1a77e13f12b6301de40814f9e5456c2da3114626" ], [ "p", "99d970aed7688f3049a5fd409d8ea698b5b771c496f5b0c9addd2c0eebcf755a" ] ], "content": "What client?", "sig": "21314f48f9cd1a16e0780593ade87a6f2cbc3d1376064d3d9c51e8889639ede44b18dc77991f17907aeefddac1473198ca4a1dbcbcb48f044baa26453d8a9203" }